Home / 141,249.44-194,929.52-77,589.92

Finding the Fourth Proportional to 141,249.44, 194,929.52 and 77,589.92

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Solution

The fourth proportional to 141,249.44, 194,929.52 and 77,589.92 is: 107,077.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,249.44 : 194,929.52 = 77,589.92 : x
  2. Step 2: Convert to fraction form
    141,249.44/194,929.52 = 77,589.92/x
  3. Step 3: Cross multiply
    141,249.44x = 194,929.52 × 77,589.92
  4. Step 4: Simplify right side
    141,249.44x = 15,124,565,862.44
  5. Step 5: Solve for x
    x = 15,124,565,862.44/141,249.44
  6. Step 6: Final answer
    x = 107,077.00

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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.