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Finding the Fourth Proportional to 63,694.96, 87,898.17 and 35,400.04

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Solution

The fourth proportional to 63,694.96, 87,898.17 and 35,400.04 is: 48,851.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,694.96 : 87,898.17 = 35,400.04 : x
  2. Step 2: Convert to fraction form
    63,694.96/87,898.17 = 35,400.04/x
  3. Step 3: Cross multiply
    63,694.96x = 87,898.17 × 35,400.04
  4. Step 4: Simplify right side
    63,694.96x = 3,111,598,733.93
  5. Step 5: Solve for x
    x = 3,111,598,733.93/63,694.96
  6. Step 6: Final answer
    x = 48,851.57

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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.