Home / 39,702.92-59,572.38-19,732.32

Finding the Fourth Proportional to 39,702.92, 59,572.38 and 19,732.32

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Solution

The fourth proportional to 39,702.92, 59,572.38 and 19,732.32 is: 29,607.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,702.92 : 59,572.38 = 19,732.32 : x
  2. Step 2: Convert to fraction form
    39,702.92/59,572.38 = 19,732.32/x
  3. Step 3: Cross multiply
    39,702.92x = 59,572.38 × 19,732.32
  4. Step 4: Simplify right side
    39,702.92x = 1,175,501,265.32
  5. Step 5: Solve for x
    x = 1,175,501,265.32/39,702.92
  6. Step 6: Final answer
    x = 29,607.43

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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.