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Finding the Fourth Proportional to 151,752.92, 227,654.10 and 56,990.48

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Solution

The fourth proportional to 151,752.92, 227,654.10 and 56,990.48 is: 85,495.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,752.92 : 227,654.10 = 56,990.48 : x
  2. Step 2: Convert to fraction form
    151,752.92/227,654.10 = 56,990.48/x
  3. Step 3: Cross multiply
    151,752.92x = 227,654.10 × 56,990.48
  4. Step 4: Simplify right side
    151,752.92x = 12,974,115,294.70
  5. Step 5: Solve for x
    x = 12,974,115,294.70/151,752.92
  6. Step 6: Final answer
    x = 85,495.00

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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.