Home / 75,207.20-112,767.60-22,608.80

Finding the Fourth Proportional to 75,207.20, 112,767.60 and 22,608.80

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Solution

The fourth proportional to 75,207.20, 112,767.60 and 22,608.80 is: 33,900.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,207.20 : 112,767.60 = 22,608.80 : x
  2. Step 2: Convert to fraction form
    75,207.20/112,767.60 = 22,608.80/x
  3. Step 3: Cross multiply
    75,207.20x = 112,767.60 × 22,608.80
  4. Step 4: Simplify right side
    75,207.20x = 2,549,540,114.88
  5. Step 5: Solve for x
    x = 2,549,540,114.88/75,207.20
  6. Step 6: Final answer
    x = 33,900.21

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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.