Home / 141,249.83-194,923.87-76,718.41

Finding the Fourth Proportional to 141,249.83, 194,923.87 and 76,718.41

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Solution

The fourth proportional to 141,249.83, 194,923.87 and 76,718.41 is: 105,870.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,249.83 : 194,923.87 = 76,718.41 : x
  2. Step 2: Convert to fraction form
    141,249.83/194,923.87 = 76,718.41/x
  3. Step 3: Cross multiply
    141,249.83x = 194,923.87 × 76,718.41
  4. Step 4: Simplify right side
    141,249.83x = 14,954,248,698.34
  5. Step 5: Solve for x
    x = 14,954,248,698.34/141,249.83
  6. Step 6: Final answer
    x = 105,870.92

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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.