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Finding the Fourth Proportional to 183,872.70, 275,841.45 and 65,612.70

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Solution

The fourth proportional to 183,872.70, 275,841.45 and 65,612.70 is: 98,430.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,872.70 : 275,841.45 = 65,612.70 : x
  2. Step 2: Convert to fraction form
    183,872.70/275,841.45 = 65,612.70/x
  3. Step 3: Cross multiply
    183,872.70x = 275,841.45 × 65,612.70
  4. Step 4: Simplify right side
    183,872.70x = 18,098,702,306.42
  5. Step 5: Solve for x
    x = 18,098,702,306.42/183,872.70
  6. Step 6: Final answer
    x = 98,430.61

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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.