Home / 80,727.44-121,106.14-24,572.57

Finding the Fourth Proportional to 80,727.44, 121,106.14 and 24,572.57

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Solution

The fourth proportional to 80,727.44, 121,106.14 and 24,572.57 is: 36,863.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,727.44 : 121,106.14 = 24,572.57 : x
  2. Step 2: Convert to fraction form
    80,727.44/121,106.14 = 24,572.57/x
  3. Step 3: Cross multiply
    80,727.44x = 121,106.14 × 24,572.57
  4. Step 4: Simplify right side
    80,727.44x = 2,975,888,435.62
  5. Step 5: Solve for x
    x = 2,975,888,435.62/80,727.44
  6. Step 6: Final answer
    x = 36,863.41

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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.