Home / 75,613.30-113,463.15-28,899.70

Finding the Fourth Proportional to 75,613.30, 113,463.15 and 28,899.70

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Solution

The fourth proportional to 75,613.30, 113,463.15 and 28,899.70 is: 43,366.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,613.30 : 113,463.15 = 28,899.70 : x
  2. Step 2: Convert to fraction form
    75,613.30/113,463.15 = 28,899.70/x
  3. Step 3: Cross multiply
    75,613.30x = 113,463.15 × 28,899.70
  4. Step 4: Simplify right side
    75,613.30x = 3,279,050,996.06
  5. Step 5: Solve for x
    x = 3,279,050,996.06/75,613.30
  6. Step 6: Final answer
    x = 43,366.06

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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.