Home / 67,249.38-92,867.13-42,142.62

Finding the Fourth Proportional to 67,249.38, 92,867.13 and 42,142.62

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Solution

The fourth proportional to 67,249.38, 92,867.13 and 42,142.62 is: 58,196.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,249.38 : 92,867.13 = 42,142.62 : x
  2. Step 2: Convert to fraction form
    67,249.38/92,867.13 = 42,142.62/x
  3. Step 3: Cross multiply
    67,249.38x = 92,867.13 × 42,142.62
  4. Step 4: Simplify right side
    67,249.38x = 3,913,664,170.08
  5. Step 5: Solve for x
    x = 3,913,664,170.08/67,249.38
  6. Step 6: Final answer
    x = 58,196.29

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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.