Home / 199,195.56-274,882.88-108,549.68

Finding the Fourth Proportional to 199,195.56, 274,882.88 and 108,549.68

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Solution

The fourth proportional to 199,195.56, 274,882.88 and 108,549.68 is: 149,794.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,195.56 : 274,882.88 = 108,549.68 : x
  2. Step 2: Convert to fraction form
    199,195.56/274,882.88 = 108,549.68/x
  3. Step 3: Cross multiply
    199,195.56x = 274,882.88 × 108,549.68
  4. Step 4: Simplify right side
    199,195.56x = 29,838,447,558.44
  5. Step 5: Solve for x
    x = 29,838,447,558.44/199,195.56
  6. Step 6: Final answer
    x = 149,794.74

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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.