Home / 87,522.97-131,312.00-31,324.77

Finding the Fourth Proportional to 87,522.97, 131,312.00 and 31,324.77

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Solution

The fourth proportional to 87,522.97, 131,312.00 and 31,324.77 is: 46,997.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,522.97 : 131,312.00 = 31,324.77 : x
  2. Step 2: Convert to fraction form
    87,522.97/131,312.00 = 31,324.77/x
  3. Step 3: Cross multiply
    87,522.97x = 131,312.00 × 31,324.77
  4. Step 4: Simplify right side
    87,522.97x = 4,113,317,385.06
  5. Step 5: Solve for x
    x = 4,113,317,385.06/87,522.97
  6. Step 6: Final answer
    x = 46,997.00

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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.