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Finding the Fourth Proportional to 169,519.50, 233,947.85 and 94,068

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Solution

The fourth proportional to 169,519.50, 233,947.85 and 94,068 is: 129,819.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,519.50 : 233,947.85 = 94,068 : x
  2. Step 2: Convert to fraction form
    169,519.50/233,947.85 = 94,068/x
  3. Step 3: Cross multiply
    169,519.50x = 233,947.85 × 94,068
  4. Step 4: Simplify right side
    169,519.50x = 22,007,005,883.46
  5. Step 5: Solve for x
    x = 22,007,005,883.46/169,519.50
  6. Step 6: Final answer
    x = 129,819.91

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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.