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Finding the Fourth Proportional to 151,013.80, 226,463.10 and 45,797.80

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Solution

The fourth proportional to 151,013.80, 226,463.10 and 45,797.80 is: 68,679.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,013.80 : 226,463.10 = 45,797.80 : x
  2. Step 2: Convert to fraction form
    151,013.80/226,463.10 = 45,797.80/x
  3. Step 3: Cross multiply
    151,013.80x = 226,463.10 × 45,797.80
  4. Step 4: Simplify right side
    151,013.80x = 10,371,511,761.18
  5. Step 5: Solve for x
    x = 10,371,511,761.18/151,013.80
  6. Step 6: Final answer
    x = 68,679.23

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1.5x scale

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.