Home / 40,147.11-60,227.51-13,845.69

Finding the Fourth Proportional to 40,147.11, 60,227.51 and 13,845.69

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Solution

The fourth proportional to 40,147.11, 60,227.51 and 13,845.69 is: 20,770.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,147.11 : 60,227.51 = 13,845.69 : x
  2. Step 2: Convert to fraction form
    40,147.11/60,227.51 = 13,845.69/x
  3. Step 3: Cross multiply
    40,147.11x = 60,227.51 × 13,845.69
  4. Step 4: Simplify right side
    40,147.11x = 833,891,363.70
  5. Step 5: Solve for x
    x = 833,891,363.70/40,147.11
  6. Step 6: Final answer
    x = 20,770.89

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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.