Home / 141,050.16-194,641.79-80,612.82

Finding the Fourth Proportional to 141,050.16, 194,641.79 and 80,612.82

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Solution

The fourth proportional to 141,050.16, 194,641.79 and 80,612.82 is: 111,241.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,050.16 : 194,641.79 = 80,612.82 : x
  2. Step 2: Convert to fraction form
    141,050.16/194,641.79 = 80,612.82/x
  3. Step 3: Cross multiply
    141,050.16x = 194,641.79 × 80,612.82
  4. Step 4: Simplify right side
    141,050.16x = 15,690,623,178.68
  5. Step 5: Solve for x
    x = 15,690,623,178.68/141,050.16
  6. Step 6: Final answer
    x = 111,241.44

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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.