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Finding the Fourth Proportional to 151,430.95, 227,146.43 and 148,514.95

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Solution

The fourth proportional to 151,430.95, 227,146.43 and 148,514.95 is: 222,772.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,430.95 : 227,146.43 = 148,514.95 : x
  2. Step 2: Convert to fraction form
    151,430.95/227,146.43 = 148,514.95/x
  3. Step 3: Cross multiply
    151,430.95x = 227,146.43 × 148,514.95
  4. Step 4: Simplify right side
    151,430.95x = 33,734,639,951.55
  5. Step 5: Solve for x
    x = 33,734,639,951.55/151,430.95
  6. Step 6: Final answer
    x = 222,772.43

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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.