Home / 80,882.47-121,323.72-24,722.74

Finding the Fourth Proportional to 80,882.47, 121,323.72 and 24,722.74

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Solution

The fourth proportional to 80,882.47, 121,323.72 and 24,722.74 is: 37,084.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,882.47 : 121,323.72 = 24,722.74 : x
  2. Step 2: Convert to fraction form
    80,882.47/121,323.72 = 24,722.74/x
  3. Step 3: Cross multiply
    80,882.47x = 121,323.72 × 24,722.74
  4. Step 4: Simplify right side
    80,882.47x = 2,999,454,785.39
  5. Step 5: Solve for x
    x = 2,999,454,785.39/80,882.47
  6. Step 6: Final answer
    x = 37,084.11

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1.5x scale

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.