Home / 87,894.11-131,802.29-25,569.47

Finding the Fourth Proportional to 87,894.11, 131,802.29 and 25,569.47

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Solution

The fourth proportional to 87,894.11, 131,802.29 and 25,569.47 is: 38,342.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,894.11 : 131,802.29 = 25,569.47 : x
  2. Step 2: Convert to fraction form
    87,894.11/131,802.29 = 25,569.47/x
  3. Step 3: Cross multiply
    87,894.11x = 131,802.29 × 25,569.47
  4. Step 4: Simplify right side
    87,894.11x = 3,370,114,997.63
  5. Step 5: Solve for x
    x = 3,370,114,997.63/87,894.11
  6. Step 6: Final answer
    x = 38,342.90

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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.