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Finding the Fourth Proportional to 80,594.98, 111,231.30 and 48,764.14

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Solution

The fourth proportional to 80,594.98, 111,231.30 and 48,764.14 is: 67,300.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,594.98 : 111,231.30 = 48,764.14 : x
  2. Step 2: Convert to fraction form
    80,594.98/111,231.30 = 48,764.14/x
  3. Step 3: Cross multiply
    80,594.98x = 111,231.30 × 48,764.14
  4. Step 4: Simplify right side
    80,594.98x = 5,424,098,685.58
  5. Step 5: Solve for x
    x = 5,424,098,685.58/80,594.98
  6. Step 6: Final answer
    x = 67,300.70

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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.