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Finding the Fourth Proportional to 151,616.80, 227,425.20 and 134,558.20

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Solution

The fourth proportional to 151,616.80, 227,425.20 and 134,558.20 is: 201,837.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,616.80 : 227,425.20 = 134,558.20 : x
  2. Step 2: Convert to fraction form
    151,616.80/227,425.20 = 134,558.20/x
  3. Step 3: Cross multiply
    151,616.80x = 227,425.20 × 134,558.20
  4. Step 4: Simplify right side
    151,616.80x = 30,601,925,546.64
  5. Step 5: Solve for x
    x = 30,601,925,546.64/151,616.80
  6. Step 6: Final answer
    x = 201,837.30

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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.