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Finding the Fourth Proportional to 243,385.70, 365,209.24 and 101,329.03

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Solution

The fourth proportional to 243,385.70, 365,209.24 and 101,329.03 is: 152,047.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,385.70 : 365,209.24 = 101,329.03 : x
  2. Step 2: Convert to fraction form
    243,385.70/365,209.24 = 101,329.03/x
  3. Step 3: Cross multiply
    243,385.70x = 365,209.24 × 101,329.03
  4. Step 4: Simplify right side
    243,385.70x = 37,006,296,375.12
  5. Step 5: Solve for x
    x = 37,006,296,375.12/243,385.70
  6. Step 6: Final answer
    x = 152,047.95

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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.