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Finding the Fourth Proportional to 156,006.60, 233,621.10 and 124,902.60

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Solution

The fourth proportional to 156,006.60, 233,621.10 and 124,902.60 is: 187,042.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,006.60 : 233,621.10 = 124,902.60 : x
  2. Step 2: Convert to fraction form
    156,006.60/233,621.10 = 124,902.60/x
  3. Step 3: Cross multiply
    156,006.60x = 233,621.10 × 124,902.60
  4. Step 4: Simplify right side
    156,006.60x = 29,179,882,804.86
  5. Step 5: Solve for x
    x = 29,179,882,804.86/156,006.60
  6. Step 6: Final answer
    x = 187,042.62

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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.