Home / 41,434.28-57,161.10-28,000.62

Finding the Fourth Proportional to 41,434.28, 57,161.10 and 28,000.62

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Solution

The fourth proportional to 41,434.28, 57,161.10 and 28,000.62 is: 38,628.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,434.28 : 57,161.10 = 28,000.62 : x
  2. Step 2: Convert to fraction form
    41,434.28/57,161.10 = 28,000.62/x
  3. Step 3: Cross multiply
    41,434.28x = 57,161.10 × 28,000.62
  4. Step 4: Simplify right side
    41,434.28x = 1,600,546,239.88
  5. Step 5: Solve for x
    x = 1,600,546,239.88/41,434.28
  6. Step 6: Final answer
    x = 38,628.55

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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.