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Finding the Fourth Proportional to 151,951.30, 227,598.90 and 98,807.20

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Solution

The fourth proportional to 151,951.30, 227,598.90 and 98,807.20 is: 147,997.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,951.30 : 227,598.90 = 98,807.20 : x
  2. Step 2: Convert to fraction form
    151,951.30/227,598.90 = 98,807.20/x
  3. Step 3: Cross multiply
    151,951.30x = 227,598.90 × 98,807.20
  4. Step 4: Simplify right side
    151,951.30x = 22,488,410,032.08
  5. Step 5: Solve for x
    x = 22,488,410,032.08/151,951.30
  6. Step 6: Final answer
    x = 147,997.48

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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.