Home / 75,067.30-112,568.55-37,612.90

Finding the Fourth Proportional to 75,067.30, 112,568.55 and 37,612.90

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Solution

The fourth proportional to 75,067.30, 112,568.55 and 37,612.90 is: 56,403.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,067.30 : 112,568.55 = 37,612.90 : x
  2. Step 2: Convert to fraction form
    75,067.30/112,568.55 = 37,612.90/x
  3. Step 3: Cross multiply
    75,067.30x = 112,568.55 × 37,612.90
  4. Step 4: Simplify right side
    75,067.30x = 4,234,029,614.30
  5. Step 5: Solve for x
    x = 4,234,029,614.30/75,067.30
  6. Step 6: Final answer
    x = 56,403.12

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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.