Home / 141,217.32-194,856.23-80,775.48

Finding the Fourth Proportional to 141,217.32, 194,856.23 and 80,775.48

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Solution

The fourth proportional to 141,217.32, 194,856.23 and 80,775.48 is: 111,456.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,217.32 : 194,856.23 = 80,775.48 : x
  2. Step 2: Convert to fraction form
    141,217.32/194,856.23 = 80,775.48/x
  3. Step 3: Cross multiply
    141,217.32x = 194,856.23 × 80,775.48
  4. Step 4: Simplify right side
    141,217.32x = 15,739,605,345.82
  5. Step 5: Solve for x
    x = 15,739,605,345.82/141,217.32
  6. Step 6: Final answer
    x = 111,456.62

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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.