Home / 141,049.28-194,481.34-115,461.38

Finding the Fourth Proportional to 141,049.28, 194,481.34 and 115,461.38

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Solution

The fourth proportional to 141,049.28, 194,481.34 and 115,461.38 is: 159,200.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,049.28 : 194,481.34 = 115,461.38 : x
  2. Step 2: Convert to fraction form
    141,049.28/194,481.34 = 115,461.38/x
  3. Step 3: Cross multiply
    141,049.28x = 194,481.34 × 115,461.38
  4. Step 4: Simplify right side
    141,049.28x = 22,455,084,098.20
  5. Step 5: Solve for x
    x = 22,455,084,098.20/141,049.28
  6. Step 6: Final answer
    x = 159,200.27

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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.