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Finding the Fourth Proportional to 104,381.90, 156,583.10 and 29,502.62

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Solution

The fourth proportional to 104,381.90, 156,583.10 and 29,502.62 is: 44,256.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,381.90 : 156,583.10 = 29,502.62 : x
  2. Step 2: Convert to fraction form
    104,381.90/156,583.10 = 29,502.62/x
  3. Step 3: Cross multiply
    104,381.90x = 156,583.10 × 29,502.62
  4. Step 4: Simplify right side
    104,381.90x = 4,619,611,697.72
  5. Step 5: Solve for x
    x = 4,619,611,697.72/104,381.90
  6. Step 6: Final answer
    x = 44,256.83

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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.