Home / 141,294.56-194,975.28-80,851.36

Finding the Fourth Proportional to 141,294.56, 194,975.28 and 80,851.36

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Solution

The fourth proportional to 141,294.56, 194,975.28 and 80,851.36 is: 111,568.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,294.56 : 194,975.28 = 80,851.36 : x
  2. Step 2: Convert to fraction form
    141,294.56/194,975.28 = 80,851.36/x
  3. Step 3: Cross multiply
    141,294.56x = 194,975.28 × 80,851.36
  4. Step 4: Simplify right side
    141,294.56x = 15,764,016,554.38
  5. Step 5: Solve for x
    x = 15,764,016,554.38/141,294.56
  6. Step 6: Final answer
    x = 111,568.46

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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.