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Finding the Fourth Proportional to 151,053.80, 226,580.69 and 71,928.14

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Solution

The fourth proportional to 151,053.80, 226,580.69 and 71,928.14 is: 107,892.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,053.80 : 226,580.69 = 71,928.14 : x
  2. Step 2: Convert to fraction form
    151,053.80/226,580.69 = 71,928.14/x
  3. Step 3: Cross multiply
    151,053.80x = 226,580.69 × 71,928.14
  4. Step 4: Simplify right side
    151,053.80x = 16,297,526,638.53
  5. Step 5: Solve for x
    x = 16,297,526,638.53/151,053.80
  6. Step 6: Final answer
    x = 107,892.20

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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.