Home / 116,791.24-160,982.60-91,253.04

Finding the Fourth Proportional to 116,791.24, 160,982.60 and 91,253.04

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Solution

The fourth proportional to 116,791.24, 160,982.60 and 91,253.04 is: 125,781.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,791.24 : 160,982.60 = 91,253.04 : x
  2. Step 2: Convert to fraction form
    116,791.24/160,982.60 = 91,253.04/x
  3. Step 3: Cross multiply
    116,791.24x = 160,982.60 × 91,253.04
  4. Step 4: Simplify right side
    116,791.24x = 14,690,151,637.10
  5. Step 5: Solve for x
    x = 14,690,151,637.10/116,791.24
  6. Step 6: Final answer
    x = 125,781.28

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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.