Home / 141,296.92-194,989.14-80,867.24

Finding the Fourth Proportional to 141,296.92, 194,989.14 and 80,867.24

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Solution

The fourth proportional to 141,296.92, 194,989.14 and 80,867.24 is: 111,596.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,296.92 : 194,989.14 = 80,867.24 : x
  2. Step 2: Convert to fraction form
    141,296.92/194,989.14 = 80,867.24/x
  3. Step 3: Cross multiply
    141,296.92x = 194,989.14 × 80,867.24
  4. Step 4: Simplify right side
    141,296.92x = 15,768,233,581.77
  5. Step 5: Solve for x
    x = 15,768,233,581.77/141,296.92
  6. Step 6: Final answer
    x = 111,596.44

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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.