Home / 141,099.92-194,687.09-83,758.15

Finding the Fourth Proportional to 141,099.92, 194,687.09 and 83,758.15

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Solution

The fourth proportional to 141,099.92, 194,687.09 and 83,758.15 is: 115,567.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,099.92 : 194,687.09 = 83,758.15 : x
  2. Step 2: Convert to fraction form
    141,099.92/194,687.09 = 83,758.15/x
  3. Step 3: Cross multiply
    141,099.92x = 194,687.09 × 83,758.15
  4. Step 4: Simplify right side
    141,099.92x = 16,306,630,487.28
  5. Step 5: Solve for x
    x = 16,306,630,487.28/141,099.92
  6. Step 6: Final answer
    x = 115,567.96

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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.