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Finding the Fourth Proportional to 104,659.65, 156,967.52 and 34,522.53

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Solution

The fourth proportional to 104,659.65, 156,967.52 and 34,522.53 is: 51,776.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,659.65 : 156,967.52 = 34,522.53 : x
  2. Step 2: Convert to fraction form
    104,659.65/156,967.52 = 34,522.53/x
  3. Step 3: Cross multiply
    104,659.65x = 156,967.52 × 34,522.53
  4. Step 4: Simplify right side
    104,659.65x = 5,418,915,745.61
  5. Step 5: Solve for x
    x = 5,418,915,745.61/104,659.65
  6. Step 6: Final answer
    x = 51,776.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.