Home / 87,503.22-131,305.80-36,899.14

Finding the Fourth Proportional to 87,503.22, 131,305.80 and 36,899.14

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Solution

The fourth proportional to 87,503.22, 131,305.80 and 36,899.14 is: 55,370.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,503.22 : 131,305.80 = 36,899.14 : x
  2. Step 2: Convert to fraction form
    87,503.22/131,305.80 = 36,899.14/x
  3. Step 3: Cross multiply
    87,503.22x = 131,305.80 × 36,899.14
  4. Step 4: Simplify right side
    87,503.22x = 4,845,071,261.14
  5. Step 5: Solve for x
    x = 4,845,071,261.14/87,503.22
  6. Step 6: Final answer
    x = 55,370.21

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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.