Home / 42,578.97-58,758.21-23,715.69

Finding the Fourth Proportional to 42,578.97, 58,758.21 and 23,715.69

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Solution

The fourth proportional to 42,578.97, 58,758.21 and 23,715.69 is: 32,727.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,578.97 : 58,758.21 = 23,715.69 : x
  2. Step 2: Convert to fraction form
    42,578.97/58,758.21 = 23,715.69/x
  3. Step 3: Cross multiply
    42,578.97x = 58,758.21 × 23,715.69
  4. Step 4: Simplify right side
    42,578.97x = 1,393,491,493.31
  5. Step 5: Solve for x
    x = 1,393,491,493.31/42,578.97
  6. Step 6: Final answer
    x = 32,727.22

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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.