Home / 80,920.98-121,396.02-24,760.02

Finding the Fourth Proportional to 80,920.98, 121,396.02 and 24,760.02

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Solution

The fourth proportional to 80,920.98, 121,396.02 and 24,760.02 is: 37,144.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,920.98 : 121,396.02 = 24,760.02 : x
  2. Step 2: Convert to fraction form
    80,920.98/121,396.02 = 24,760.02/x
  3. Step 3: Cross multiply
    80,920.98x = 121,396.02 × 24,760.02
  4. Step 4: Simplify right side
    80,920.98x = 3,005,767,883.12
  5. Step 5: Solve for x
    x = 3,005,767,883.12/80,920.98
  6. Step 6: Final answer
    x = 37,144.48

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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.