Home / 141,891.11-195,606.20-111,623.82

Finding the Fourth Proportional to 141,891.11, 195,606.20 and 111,623.82

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Solution

The fourth proportional to 141,891.11, 195,606.20 and 111,623.82 is: 153,880.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,891.11 : 195,606.20 = 111,623.82 : x
  2. Step 2: Convert to fraction form
    141,891.11/195,606.20 = 111,623.82/x
  3. Step 3: Cross multiply
    141,891.11x = 195,606.20 × 111,623.82
  4. Step 4: Simplify right side
    141,891.11x = 21,834,311,259.68
  5. Step 5: Solve for x
    x = 21,834,311,259.68/141,891.11
  6. Step 6: Final answer
    x = 153,880.76

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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.