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Finding the Fourth Proportional to 63,981.62, 88,301.49 and 35,697.14

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Solution

The fourth proportional to 63,981.62, 88,301.49 and 35,697.14 is: 49,265.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,981.62 : 88,301.49 = 35,697.14 : x
  2. Step 2: Convert to fraction form
    63,981.62/88,301.49 = 35,697.14/x
  3. Step 3: Cross multiply
    63,981.62x = 88,301.49 × 35,697.14
  4. Step 4: Simplify right side
    63,981.62x = 3,152,110,650.74
  5. Step 5: Solve for x
    x = 3,152,110,650.74/63,981.62
  6. Step 6: Final answer
    x = 49,265.88

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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.