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Finding the Fourth Proportional to 169,057.62, 233,299.92 and 92,581.74

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Solution

The fourth proportional to 169,057.62, 233,299.92 and 92,581.74 is: 127,763.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,057.62 : 233,299.92 = 92,581.74 : x
  2. Step 2: Convert to fraction form
    169,057.62/233,299.92 = 92,581.74/x
  3. Step 3: Cross multiply
    169,057.62x = 233,299.92 × 92,581.74
  4. Step 4: Simplify right side
    169,057.62x = 21,599,312,535.46
  5. Step 5: Solve for x
    x = 21,599,312,535.46/169,057.62
  6. Step 6: Final answer
    x = 127,763.02

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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.