Home / 141,035.77-194,642.60-80,594.61

Finding the Fourth Proportional to 141,035.77, 194,642.60 and 80,594.61

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Solution

The fourth proportional to 141,035.77, 194,642.60 and 80,594.61 is: 111,228.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,035.77 : 194,642.60 = 80,594.61 : x
  2. Step 2: Convert to fraction form
    141,035.77/194,642.60 = 80,594.61/x
  3. Step 3: Cross multiply
    141,035.77x = 194,642.60 × 80,594.61
  4. Step 4: Simplify right side
    141,035.77x = 15,687,144,436.39
  5. Step 5: Solve for x
    x = 15,687,144,436.39/141,035.77
  6. Step 6: Final answer
    x = 111,228.13

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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.