Home / 40,104.43-60,122.79-25,280.66

Finding the Fourth Proportional to 40,104.43, 60,122.79 and 25,280.66

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Solution

The fourth proportional to 40,104.43, 60,122.79 and 25,280.66 is: 37,899.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,104.43 : 60,122.79 = 25,280.66 : x
  2. Step 2: Convert to fraction form
    40,104.43/60,122.79 = 25,280.66/x
  3. Step 3: Cross multiply
    40,104.43x = 60,122.79 × 25,280.66
  4. Step 4: Simplify right side
    40,104.43x = 1,519,943,962.55
  5. Step 5: Solve for x
    x = 1,519,943,962.55/40,104.43
  6. Step 6: Final answer
    x = 37,899.65

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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.