Home / 141,184.92-194,852.75-80,747.18

Finding the Fourth Proportional to 141,184.92, 194,852.75 and 80,747.18

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Solution

The fourth proportional to 141,184.92, 194,852.75 and 80,747.18 is: 111,441.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,184.92 : 194,852.75 = 80,747.18 : x
  2. Step 2: Convert to fraction form
    141,184.92/194,852.75 = 80,747.18/x
  3. Step 3: Cross multiply
    141,184.92x = 194,852.75 × 80,747.18
  4. Step 4: Simplify right side
    141,184.92x = 15,733,808,699.75
  5. Step 5: Solve for x
    x = 15,733,808,699.75/141,184.92
  6. Step 6: Final answer
    x = 111,441.14

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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.