Home / 39,061.31-58,597.11-12,757.14

Finding the Fourth Proportional to 39,061.31, 58,597.11 and 12,757.14

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Solution

The fourth proportional to 39,061.31, 58,597.11 and 12,757.14 is: 19,137.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,061.31 : 58,597.11 = 12,757.14 : x
  2. Step 2: Convert to fraction form
    39,061.31/58,597.11 = 12,757.14/x
  3. Step 3: Cross multiply
    39,061.31x = 58,597.11 × 12,757.14
  4. Step 4: Simplify right side
    39,061.31x = 747,531,535.87
  5. Step 5: Solve for x
    x = 747,531,535.87/39,061.31
  6. Step 6: Final answer
    x = 19,137.39

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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.