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Finding the Fourth Proportional to 151,305.45, 227,031.08 and 106,836.45

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Solution

The fourth proportional to 151,305.45, 227,031.08 and 106,836.45 is: 160,306.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,305.45 : 227,031.08 = 106,836.45 : x
  2. Step 2: Convert to fraction form
    151,305.45/227,031.08 = 106,836.45/x
  3. Step 3: Cross multiply
    151,305.45x = 227,031.08 × 106,836.45
  4. Step 4: Simplify right side
    151,305.45x = 24,255,194,092.68
  5. Step 5: Solve for x
    x = 24,255,194,092.68/151,305.45
  6. Step 6: Final answer
    x = 160,306.15

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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.