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Finding the Fourth Proportional to 63,886.48, 88,163.92 and 35,207.17

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Solution

The fourth proportional to 63,886.48, 88,163.92 and 35,207.17 is: 48,586.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,886.48 : 88,163.92 = 35,207.17 : x
  2. Step 2: Convert to fraction form
    63,886.48/88,163.92 = 35,207.17/x
  3. Step 3: Cross multiply
    63,886.48x = 88,163.92 × 35,207.17
  4. Step 4: Simplify right side
    63,886.48x = 3,104,001,590.47
  5. Step 5: Solve for x
    x = 3,104,001,590.47/63,886.48
  6. Step 6: Final answer
    x = 48,586.21

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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.