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Finding the Fourth Proportional to 18,040.76, 24,896.24 and 10,588.76

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Solution

The fourth proportional to 18,040.76, 24,896.24 and 10,588.76 is: 14,612.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,040.76 : 24,896.24 = 10,588.76 : x
  2. Step 2: Convert to fraction form
    18,040.76/24,896.24 = 10,588.76/x
  3. Step 3: Cross multiply
    18,040.76x = 24,896.24 × 10,588.76
  4. Step 4: Simplify right side
    18,040.76x = 263,620,310.26
  5. Step 5: Solve for x
    x = 263,620,310.26/18,040.76
  6. Step 6: Final answer
    x = 14,612.48

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Half scale
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Double scale
Find fourth proportional to 18,041.76, 24,897.62 and 10,589.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.