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Finding the Fourth Proportional to 151,679.52, 227,052.60 and 98,975.52

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Solution

The fourth proportional to 151,679.52, 227,052.60 and 98,975.52 is: 148,158.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,679.52 : 227,052.60 = 98,975.52 : x
  2. Step 2: Convert to fraction form
    151,679.52/227,052.60 = 98,975.52/x
  3. Step 3: Cross multiply
    151,679.52x = 227,052.60 × 98,975.52
  4. Step 4: Simplify right side
    151,679.52x = 22,472,649,152.35
  5. Step 5: Solve for x
    x = 22,472,649,152.35/151,679.52
  6. Step 6: Final answer
    x = 148,158.76

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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.