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Finding the Fourth Proportional to 86,594.75, 119,500.39 and 48,868.73

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Solution

The fourth proportional to 86,594.75, 119,500.39 and 48,868.73 is: 67,438.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,594.75 : 119,500.39 = 48,868.73 : x
  2. Step 2: Convert to fraction form
    86,594.75/119,500.39 = 48,868.73/x
  3. Step 3: Cross multiply
    86,594.75x = 119,500.39 × 48,868.73
  4. Step 4: Simplify right side
    86,594.75x = 5,839,832,205.52
  5. Step 5: Solve for x
    x = 5,839,832,205.52/86,594.75
  6. Step 6: Final answer
    x = 67,438.64

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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.