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Finding the Fourth Proportional to 63,586.62, 87,748.11 and 35,294.94

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Solution

The fourth proportional to 63,586.62, 87,748.11 and 35,294.94 is: 48,706.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,586.62 : 87,748.11 = 35,294.94 : x
  2. Step 2: Convert to fraction form
    63,586.62/87,748.11 = 35,294.94/x
  3. Step 3: Cross multiply
    63,586.62x = 87,748.11 × 35,294.94
  4. Step 4: Simplify right side
    63,586.62x = 3,097,064,277.56
  5. Step 5: Solve for x
    x = 3,097,064,277.56/63,586.62
  6. Step 6: Final answer
    x = 48,706.23

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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.