Home / 116,611.38-160,935.94-68,869.18

Finding the Fourth Proportional to 116,611.38, 160,935.94 and 68,869.18

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Solution

The fourth proportional to 116,611.38, 160,935.94 and 68,869.18 is: 95,046.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,611.38 : 160,935.94 = 68,869.18 : x
  2. Step 2: Convert to fraction form
    116,611.38/160,935.94 = 68,869.18/x
  3. Step 3: Cross multiply
    116,611.38x = 160,935.94 × 68,869.18
  4. Step 4: Simplify right side
    116,611.38x = 11,083,526,220.33
  5. Step 5: Solve for x
    x = 11,083,526,220.33/116,611.38
  6. Step 6: Final answer
    x = 95,046.69

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1.5x scale

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.