Home / 80,724.65-121,091.53-24,566.59

Finding the Fourth Proportional to 80,724.65, 121,091.53 and 24,566.59

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Solution

The fourth proportional to 80,724.65, 121,091.53 and 24,566.59 is: 36,851.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,724.65 : 121,091.53 = 24,566.59 : x
  2. Step 2: Convert to fraction form
    80,724.65/121,091.53 = 24,566.59/x
  3. Step 3: Cross multiply
    80,724.65x = 121,091.53 × 24,566.59
  4. Step 4: Simplify right side
    80,724.65x = 2,974,805,969.98
  5. Step 5: Solve for x
    x = 2,974,805,969.98/80,724.65
  6. Step 6: Final answer
    x = 36,851.27

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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.