Home / 108,839.92-150,199.68-61,093.84

Finding the Fourth Proportional to 108,839.92, 150,199.68 and 61,093.84

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Solution

The fourth proportional to 108,839.92, 150,199.68 and 61,093.84 is: 84,309.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,839.92 : 150,199.68 = 61,093.84 : x
  2. Step 2: Convert to fraction form
    108,839.92/150,199.68 = 61,093.84/x
  3. Step 3: Cross multiply
    108,839.92x = 150,199.68 × 61,093.84
  4. Step 4: Simplify right side
    108,839.92x = 9,176,275,217.97
  5. Step 5: Solve for x
    x = 9,176,275,217.97/108,839.92
  6. Step 6: Final answer
    x = 84,309.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.