Home / 87,941.54-131,916-25,612.04

Finding the Fourth Proportional to 87,941.54, 131,916 and 25,612.04

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Solution

The fourth proportional to 87,941.54, 131,916 and 25,612.04 is: 38,419.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,941.54 : 131,916 = 25,612.04 : x
  2. Step 2: Convert to fraction form
    87,941.54/131,916 = 25,612.04/x
  3. Step 3: Cross multiply
    87,941.54x = 131,916 × 25,612.04
  4. Step 4: Simplify right side
    87,941.54x = 3,378,637,868.64
  5. Step 5: Solve for x
    x = 3,378,637,868.64/87,941.54
  6. Step 6: Final answer
    x = 38,419.13

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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.