Home / 199,523.38-299,035.35-99,711.46

Finding the Fourth Proportional to 199,523.38, 299,035.35 and 99,711.46

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Solution

The fourth proportional to 199,523.38, 299,035.35 and 99,711.46 is: 149,442.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,523.38 : 299,035.35 = 99,711.46 : x
  2. Step 2: Convert to fraction form
    199,523.38/299,035.35 = 99,711.46/x
  3. Step 3: Cross multiply
    199,523.38x = 299,035.35 × 99,711.46
  4. Step 4: Simplify right side
    199,523.38x = 29,817,251,340.11
  5. Step 5: Solve for x
    x = 29,817,251,340.11/199,523.38
  6. Step 6: Final answer
    x = 149,442.39

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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.