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Finding the Fourth Proportional to 24,006.70, 36,010.05 and 21,090.70

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Solution

The fourth proportional to 24,006.70, 36,010.05 and 21,090.70 is: 31,636.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,006.70 : 36,010.05 = 21,090.70 : x
  2. Step 2: Convert to fraction form
    24,006.70/36,010.05 = 21,090.70/x
  3. Step 3: Cross multiply
    24,006.70x = 36,010.05 × 21,090.70
  4. Step 4: Simplify right side
    24,006.70x = 759,477,161.54
  5. Step 5: Solve for x
    x = 759,477,161.54/24,006.70
  6. Step 6: Final answer
    x = 31,636.05

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.