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Finding the Fourth Proportional to 150,505.55, 225,678.14 and 50,632.55

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Solution

The fourth proportional to 150,505.55, 225,678.14 and 50,632.55 is: 75,921.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,505.55 : 225,678.14 = 50,632.55 : x
  2. Step 2: Convert to fraction form
    150,505.55/225,678.14 = 50,632.55/x
  3. Step 3: Cross multiply
    150,505.55x = 225,678.14 × 50,632.55
  4. Step 4: Simplify right side
    150,505.55x = 11,426,659,454.29
  5. Step 5: Solve for x
    x = 11,426,659,454.29/150,505.55
  6. Step 6: Final answer
    x = 75,921.85

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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.