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Finding the Fourth Proportional to 151,618.80, 227,428.20 and 101,099.10

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Solution

The fourth proportional to 151,618.80, 227,428.20 and 101,099.10 is: 151,648.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,618.80 : 227,428.20 = 101,099.10 : x
  2. Step 2: Convert to fraction form
    151,618.80/227,428.20 = 101,099.10/x
  3. Step 3: Cross multiply
    151,618.80x = 227,428.20 × 101,099.10
  4. Step 4: Simplify right side
    151,618.80x = 22,992,786,334.62
  5. Step 5: Solve for x
    x = 22,992,786,334.62/151,618.80
  6. Step 6: Final answer
    x = 151,648.65

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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.