Home / 116,263.92-160,449.48-68,519.28

Finding the Fourth Proportional to 116,263.92, 160,449.48 and 68,519.28

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Solution

The fourth proportional to 116,263.92, 160,449.48 and 68,519.28 is: 94,559.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,263.92 : 160,449.48 = 68,519.28 : x
  2. Step 2: Convert to fraction form
    116,263.92/160,449.48 = 68,519.28/x
  3. Step 3: Cross multiply
    116,263.92x = 160,449.48 × 68,519.28
  4. Step 4: Simplify right side
    116,263.92x = 10,993,882,845.97
  5. Step 5: Solve for x
    x = 10,993,882,845.97/116,263.92
  6. Step 6: Final answer
    x = 94,559.71

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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.