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Finding the Fourth Proportional to 151,539, 227,377.08 and 66,176.34

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Solution

The fourth proportional to 151,539, 227,377.08 and 66,176.34 is: 99,294.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,539 : 227,377.08 = 66,176.34 : x
  2. Step 2: Convert to fraction form
    151,539/227,377.08 = 66,176.34/x
  3. Step 3: Cross multiply
    151,539x = 227,377.08 × 66,176.34
  4. Step 4: Simplify right side
    151,539x = 15,046,982,954.29
  5. Step 5: Solve for x
    x = 15,046,982,954.29/151,539
  6. Step 6: Final answer
    x = 99,294.46

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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.