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Finding the Fourth Proportional to 150,318.16, 225,482.70 and 50,481.60

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Solution

The fourth proportional to 150,318.16, 225,482.70 and 50,481.60 is: 75,724.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,318.16 : 225,482.70 = 50,481.60 : x
  2. Step 2: Convert to fraction form
    150,318.16/225,482.70 = 50,481.60/x
  3. Step 3: Cross multiply
    150,318.16x = 225,482.70 × 50,481.60
  4. Step 4: Simplify right side
    150,318.16x = 11,382,727,468.32
  5. Step 5: Solve for x
    x = 11,382,727,468.32/150,318.16
  6. Step 6: Final answer
    x = 75,724.23

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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.