Home / 72,221.59-108,334.78-24,836.21

Finding the Fourth Proportional to 72,221.59, 108,334.78 and 24,836.21

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Solution

The fourth proportional to 72,221.59, 108,334.78 and 24,836.21 is: 37,255.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,221.59 : 108,334.78 = 24,836.21 : x
  2. Step 2: Convert to fraction form
    72,221.59/108,334.78 = 24,836.21/x
  3. Step 3: Cross multiply
    72,221.59x = 108,334.78 × 24,836.21
  4. Step 4: Simplify right side
    72,221.59x = 2,690,625,222.20
  5. Step 5: Solve for x
    x = 2,690,625,222.20/72,221.59
  6. Step 6: Final answer
    x = 37,255.14

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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.