Home / 141,247.56-194,922.54-77,584.80

Finding the Fourth Proportional to 141,247.56, 194,922.54 and 77,584.80

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Solution

The fourth proportional to 141,247.56, 194,922.54 and 77,584.80 is: 107,067.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,247.56 : 194,922.54 = 77,584.80 : x
  2. Step 2: Convert to fraction form
    141,247.56/194,922.54 = 77,584.80/x
  3. Step 3: Cross multiply
    141,247.56x = 194,922.54 × 77,584.80
  4. Step 4: Simplify right side
    141,247.56x = 15,123,026,281.39
  5. Step 5: Solve for x
    x = 15,123,026,281.39/141,247.56
  6. Step 6: Final answer
    x = 107,067.52

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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.