Home / 39,781.40-59,796.08-25,084.76

Finding the Fourth Proportional to 39,781.40, 59,796.08 and 25,084.76

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Solution

The fourth proportional to 39,781.40, 59,796.08 and 25,084.76 is: 37,705.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,781.40 : 59,796.08 = 25,084.76 : x
  2. Step 2: Convert to fraction form
    39,781.40/59,796.08 = 25,084.76/x
  3. Step 3: Cross multiply
    39,781.40x = 59,796.08 × 25,084.76
  4. Step 4: Simplify right side
    39,781.40x = 1,499,970,315.74
  5. Step 5: Solve for x
    x = 1,499,970,315.74/39,781.40
  6. Step 6: Final answer
    x = 37,705.32

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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.