Home / 63,781.14-88,028.77-36,939.97

Finding the Fourth Proportional to 63,781.14, 88,028.77 and 36,939.97

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Solution

The fourth proportional to 63,781.14, 88,028.77 and 36,939.97 is: 50,983.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,781.14 : 88,028.77 = 36,939.97 : x
  2. Step 2: Convert to fraction form
    63,781.14/88,028.77 = 36,939.97/x
  3. Step 3: Cross multiply
    63,781.14x = 88,028.77 × 36,939.97
  4. Step 4: Simplify right side
    63,781.14x = 3,251,779,938.24
  5. Step 5: Solve for x
    x = 3,251,779,938.24/63,781.14
  6. Step 6: Final answer
    x = 50,983.41

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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.