Home / 141,284.67-194,972.05-76,753.38

Finding the Fourth Proportional to 141,284.67, 194,972.05 and 76,753.38

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Solution

The fourth proportional to 141,284.67, 194,972.05 and 76,753.38 is: 105,919.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,284.67 : 194,972.05 = 76,753.38 : x
  2. Step 2: Convert to fraction form
    141,284.67/194,972.05 = 76,753.38/x
  3. Step 3: Cross multiply
    141,284.67x = 194,972.05 × 76,753.38
  4. Step 4: Simplify right side
    141,284.67x = 14,964,763,843.03
  5. Step 5: Solve for x
    x = 14,964,763,843.03/141,284.67
  6. Step 6: Final answer
    x = 105,919.23

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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.