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Finding the Fourth Proportional to 83,273.92, 114,920.73 and 45,548.17

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Solution

The fourth proportional to 83,273.92, 114,920.73 and 45,548.17 is: 62,857.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,273.92 : 114,920.73 = 45,548.17 : x
  2. Step 2: Convert to fraction form
    83,273.92/114,920.73 = 45,548.17/x
  3. Step 3: Cross multiply
    83,273.92x = 114,920.73 × 45,548.17
  4. Step 4: Simplify right side
    83,273.92x = 5,234,428,946.56
  5. Step 5: Solve for x
    x = 5,234,428,946.56/83,273.92
  6. Step 6: Final answer
    x = 62,857.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.