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Finding the Fourth Proportional to 98,660.97, 147,993.26 and 32,100.84

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Solution

The fourth proportional to 98,660.97, 147,993.26 and 32,100.84 is: 48,151.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,660.97 : 147,993.26 = 32,100.84 : x
  2. Step 2: Convert to fraction form
    98,660.97/147,993.26 = 32,100.84/x
  3. Step 3: Cross multiply
    98,660.97x = 147,993.26 × 32,100.84
  4. Step 4: Simplify right side
    98,660.97x = 4,750,707,799.83
  5. Step 5: Solve for x
    x = 4,750,707,799.83/98,660.97
  6. Step 6: Final answer
    x = 48,151.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.