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Finding the Fourth Proportional to 18,083.88, 24,958.11 and 10,530.33

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Solution

The fourth proportional to 18,083.88, 24,958.11 and 10,530.33 is: 14,533.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,083.88 : 24,958.11 = 10,530.33 : x
  2. Step 2: Convert to fraction form
    18,083.88/24,958.11 = 10,530.33/x
  3. Step 3: Cross multiply
    18,083.88x = 24,958.11 × 10,530.33
  4. Step 4: Simplify right side
    18,083.88x = 262,817,134.48
  5. Step 5: Solve for x
    x = 262,817,134.48/18,083.88
  6. Step 6: Final answer
    x = 14,533.23

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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.