Home / 80,809.62-121,227.23-24,636.86

Finding the Fourth Proportional to 80,809.62, 121,227.23 and 24,636.86

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Solution

The fourth proportional to 80,809.62, 121,227.23 and 24,636.86 is: 36,959.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,809.62 : 121,227.23 = 24,636.86 : x
  2. Step 2: Convert to fraction form
    80,809.62/121,227.23 = 24,636.86/x
  3. Step 3: Cross multiply
    80,809.62x = 121,227.23 × 24,636.86
  4. Step 4: Simplify right side
    80,809.62x = 2,986,658,203.76
  5. Step 5: Solve for x
    x = 2,986,658,203.76/80,809.62
  6. Step 6: Final answer
    x = 36,959.19

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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.