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Finding the Fourth Proportional to 104,532.51, 156,821.04 and 29,675.55

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Solution

The fourth proportional to 104,532.51, 156,821.04 and 29,675.55 is: 44,519.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,532.51 : 156,821.04 = 29,675.55 : x
  2. Step 2: Convert to fraction form
    104,532.51/156,821.04 = 29,675.55/x
  3. Step 3: Cross multiply
    104,532.51x = 156,821.04 × 29,675.55
  4. Step 4: Simplify right side
    104,532.51x = 4,653,750,613.57
  5. Step 5: Solve for x
    x = 4,653,750,613.57/104,532.51
  6. Step 6: Final answer
    x = 44,519.65

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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.