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Finding the Fourth Proportional to 151,679.90, 227,568.45 and 101,816.30

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Solution

The fourth proportional to 151,679.90, 227,568.45 and 101,816.30 is: 152,757.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,679.90 : 227,568.45 = 101,816.30 : x
  2. Step 2: Convert to fraction form
    151,679.90/227,568.45 = 101,816.30/x
  3. Step 3: Cross multiply
    151,679.90x = 227,568.45 × 101,816.30
  4. Step 4: Simplify right side
    151,679.90x = 23,170,177,575.74
  5. Step 5: Solve for x
    x = 23,170,177,575.74/151,679.90
  6. Step 6: Final answer
    x = 152,757.07

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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.