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Finding the Fourth Proportional to 104,663.80, 144,439.84 and 59,960.44

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Solution

The fourth proportional to 104,663.80, 144,439.84 and 59,960.44 is: 82,747.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,663.80 : 144,439.84 = 59,960.44 : x
  2. Step 2: Convert to fraction form
    104,663.80/144,439.84 = 59,960.44/x
  3. Step 3: Cross multiply
    104,663.80x = 144,439.84 × 59,960.44
  4. Step 4: Simplify right side
    104,663.80x = 8,660,676,359.93
  5. Step 5: Solve for x
    x = 8,660,676,359.93/104,663.80
  6. Step 6: Final answer
    x = 82,747.58

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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.