Home / 132,589.87-198,884.82-109,167.10

Finding the Fourth Proportional to 132,589.87, 198,884.82 and 109,167.10

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Solution

The fourth proportional to 132,589.87, 198,884.82 and 109,167.10 is: 163,750.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,589.87 : 198,884.82 = 109,167.10 : x
  2. Step 2: Convert to fraction form
    132,589.87/198,884.82 = 109,167.10/x
  3. Step 3: Cross multiply
    132,589.87x = 198,884.82 × 109,167.10
  4. Step 4: Simplify right side
    132,589.87x = 21,711,679,033.42
  5. Step 5: Solve for x
    x = 21,711,679,033.42/132,589.87
  6. Step 6: Final answer
    x = 163,750.66

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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.