Home / 80,833.61-121,250.43-24,674.04

Finding the Fourth Proportional to 80,833.61, 121,250.43 and 24,674.04

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Solution

The fourth proportional to 80,833.61, 121,250.43 and 24,674.04 is: 37,011.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,833.61 : 121,250.43 = 24,674.04 : x
  2. Step 2: Convert to fraction form
    80,833.61/121,250.43 = 24,674.04/x
  3. Step 3: Cross multiply
    80,833.61x = 121,250.43 × 24,674.04
  4. Step 4: Simplify right side
    80,833.61x = 2,991,737,959.84
  5. Step 5: Solve for x
    x = 2,991,737,959.84/80,833.61
  6. Step 6: Final answer
    x = 37,011.07

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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.