Home / 42,151.97-63,165.38-17,161.44

Finding the Fourth Proportional to 42,151.97, 63,165.38 and 17,161.44

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Solution

The fourth proportional to 42,151.97, 63,165.38 and 17,161.44 is: 25,716.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,151.97 : 63,165.38 = 17,161.44 : x
  2. Step 2: Convert to fraction form
    42,151.97/63,165.38 = 17,161.44/x
  3. Step 3: Cross multiply
    42,151.97x = 63,165.38 × 17,161.44
  4. Step 4: Simplify right side
    42,151.97x = 1,084,008,793.14
  5. Step 5: Solve for x
    x = 1,084,008,793.14/42,151.97
  6. Step 6: Final answer
    x = 25,716.68

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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.