Home / 116,966.49-161,413.17-63,251.38

Finding the Fourth Proportional to 116,966.49, 161,413.17 and 63,251.38

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Solution

The fourth proportional to 116,966.49, 161,413.17 and 63,251.38 is: 87,286.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,966.49 : 161,413.17 = 63,251.38 : x
  2. Step 2: Convert to fraction form
    116,966.49/161,413.17 = 63,251.38/x
  3. Step 3: Cross multiply
    116,966.49x = 161,413.17 × 63,251.38
  4. Step 4: Simplify right side
    116,966.49x = 10,209,605,806.20
  5. Step 5: Solve for x
    x = 10,209,605,806.20/116,966.49
  6. Step 6: Final answer
    x = 87,286.59

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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.