Home / 116,950.29-161,391.17-65,962.86

Finding the Fourth Proportional to 116,950.29, 161,391.17 and 65,962.86

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Solution

The fourth proportional to 116,950.29, 161,391.17 and 65,962.86 is: 91,028.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,950.29 : 161,391.17 = 65,962.86 : x
  2. Step 2: Convert to fraction form
    116,950.29/161,391.17 = 65,962.86/x
  3. Step 3: Cross multiply
    116,950.29x = 161,391.17 × 65,962.86
  4. Step 4: Simplify right side
    116,950.29x = 10,645,822,711.64
  5. Step 5: Solve for x
    x = 10,645,822,711.64/116,950.29
  6. Step 6: Final answer
    x = 91,028.62

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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.