Home / 141,382.11-195,105.73-76,849.95

Finding the Fourth Proportional to 141,382.11, 195,105.73 and 76,849.95

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Solution

The fourth proportional to 141,382.11, 195,105.73 and 76,849.95 is: 106,052.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,382.11 : 195,105.73 = 76,849.95 : x
  2. Step 2: Convert to fraction form
    141,382.11/195,105.73 = 76,849.95/x
  3. Step 3: Cross multiply
    141,382.11x = 195,105.73 × 76,849.95
  4. Step 4: Simplify right side
    141,382.11x = 14,993,865,595.21
  5. Step 5: Solve for x
    x = 14,993,865,595.21/141,382.11
  6. Step 6: Final answer
    x = 106,052.07

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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.