Home / 79,112.39-118,650.12-22,937.42

Finding the Fourth Proportional to 79,112.39, 118,650.12 and 22,937.42

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Solution

The fourth proportional to 79,112.39, 118,650.12 and 22,937.42 is: 34,400.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,112.39 : 118,650.12 = 22,937.42 : x
  2. Step 2: Convert to fraction form
    79,112.39/118,650.12 = 22,937.42/x
  3. Step 3: Cross multiply
    79,112.39x = 118,650.12 × 22,937.42
  4. Step 4: Simplify right side
    79,112.39x = 2,721,527,635.49
  5. Step 5: Solve for x
    x = 2,721,527,635.49/79,112.39
  6. Step 6: Final answer
    x = 34,400.78

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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.