Home / 39,962.70-59,921.98-25,139.90

Finding the Fourth Proportional to 39,962.70, 59,921.98 and 25,139.90

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Solution

The fourth proportional to 39,962.70, 59,921.98 and 25,139.90 is: 37,695.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,962.70 : 59,921.98 = 25,139.90 : x
  2. Step 2: Convert to fraction form
    39,962.70/59,921.98 = 25,139.90/x
  3. Step 3: Cross multiply
    39,962.70x = 59,921.98 × 25,139.90
  4. Step 4: Simplify right side
    39,962.70x = 1,506,432,671.96
  5. Step 5: Solve for x
    x = 1,506,432,671.96/39,962.70
  6. Step 6: Final answer
    x = 37,695.97

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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.