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Finding the Fourth Proportional to 63,549.35, 87,695.13 and 34,868.35

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Solution

The fourth proportional to 63,549.35, 87,695.13 and 34,868.35 is: 48,116.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,549.35 : 87,695.13 = 34,868.35 : x
  2. Step 2: Convert to fraction form
    63,549.35/87,695.13 = 34,868.35/x
  3. Step 3: Cross multiply
    63,549.35x = 87,695.13 × 34,868.35
  4. Step 4: Simplify right side
    63,549.35x = 3,057,784,486.14
  5. Step 5: Solve for x
    x = 3,057,784,486.14/63,549.35
  6. Step 6: Final answer
    x = 48,116.69

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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.