Home / 140,863.24-194,375.46-87,182.92

Finding the Fourth Proportional to 140,863.24, 194,375.46 and 87,182.92

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Solution

The fourth proportional to 140,863.24, 194,375.46 and 87,182.92 is: 120,302.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,863.24 : 194,375.46 = 87,182.92 : x
  2. Step 2: Convert to fraction form
    140,863.24/194,375.46 = 87,182.92/x
  3. Step 3: Cross multiply
    140,863.24x = 194,375.46 × 87,182.92
  4. Step 4: Simplify right side
    140,863.24x = 16,946,220,179.14
  5. Step 5: Solve for x
    x = 16,946,220,179.14/140,863.24
  6. Step 6: Final answer
    x = 120,302.64

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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.