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Finding the Fourth Proportional to 116,593.83, 160,892.73 and 68,829.75

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Solution

The fourth proportional to 116,593.83, 160,892.73 and 68,829.75 is: 94,981.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,593.83 : 160,892.73 = 68,829.75 : x
  2. Step 2: Convert to fraction form
    116,593.83/160,892.73 = 68,829.75/x
  3. Step 3: Cross multiply
    116,593.83x = 160,892.73 × 68,829.75
  4. Step 4: Simplify right side
    116,593.83x = 11,074,206,382.72
  5. Step 5: Solve for x
    x = 11,074,206,382.72/116,593.83
  6. Step 6: Final answer
    x = 94,981.07

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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.