Home / 67,052.47-100,578.69-17,132.66

Finding the Fourth Proportional to 67,052.47, 100,578.69 and 17,132.66

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Solution

The fourth proportional to 67,052.47, 100,578.69 and 17,132.66 is: 25,698.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,052.47 : 100,578.69 = 17,132.66 : x
  2. Step 2: Convert to fraction form
    67,052.47/100,578.69 = 17,132.66/x
  3. Step 3: Cross multiply
    67,052.47x = 100,578.69 × 17,132.66
  4. Step 4: Simplify right side
    67,052.47x = 1,723,180,499.02
  5. Step 5: Solve for x
    x = 1,723,180,499.02/67,052.47
  6. Step 6: Final answer
    x = 25,698.99

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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.