Home / 141,052.09-194,665.56-80,611.19

Finding the Fourth Proportional to 141,052.09, 194,665.56 and 80,611.19

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Solution

The fourth proportional to 141,052.09, 194,665.56 and 80,611.19 is: 111,251.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,052.09 : 194,665.56 = 80,611.19 : x
  2. Step 2: Convert to fraction form
    141,052.09/194,665.56 = 80,611.19/x
  3. Step 3: Cross multiply
    141,052.09x = 194,665.56 × 80,611.19
  4. Step 4: Simplify right side
    141,052.09x = 15,692,221,470.29
  5. Step 5: Solve for x
    x = 15,692,221,470.29/141,052.09
  6. Step 6: Final answer
    x = 111,251.25

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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.