Home / 199,523.95-275,348.90-108,885.76

Finding the Fourth Proportional to 199,523.95, 275,348.90 and 108,885.76

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Solution

The fourth proportional to 199,523.95, 275,348.90 and 108,885.76 is: 150,265.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,523.95 : 275,348.90 = 108,885.76 : x
  2. Step 2: Convert to fraction form
    199,523.95/275,348.90 = 108,885.76/x
  3. Step 3: Cross multiply
    199,523.95x = 275,348.90 × 108,885.76
  4. Step 4: Simplify right side
    199,523.95x = 29,981,573,697.24
  5. Step 5: Solve for x
    x = 29,981,573,697.24/199,523.95
  6. Step 6: Final answer
    x = 150,265.54

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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.