Home / 99,368.20-149,052.30-32,818.60

Finding the Fourth Proportional to 99,368.20, 149,052.30 and 32,818.60

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Solution

The fourth proportional to 99,368.20, 149,052.30 and 32,818.60 is: 49,227.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,368.20 : 149,052.30 = 32,818.60 : x
  2. Step 2: Convert to fraction form
    99,368.20/149,052.30 = 32,818.60/x
  3. Step 3: Cross multiply
    99,368.20x = 149,052.30 × 32,818.60
  4. Step 4: Simplify right side
    99,368.20x = 4,891,687,812.78
  5. Step 5: Solve for x
    x = 4,891,687,812.78/99,368.20
  6. Step 6: Final answer
    x = 49,227.90

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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.