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Finding the Fourth Proportional to 116,037.33, 160,119.48 and 68,287.83

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Solution

The fourth proportional to 116,037.33, 160,119.48 and 68,287.83 is: 94,230.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,037.33 : 160,119.48 = 68,287.83 : x
  2. Step 2: Convert to fraction form
    116,037.33/160,119.48 = 68,287.83/x
  3. Step 3: Cross multiply
    116,037.33x = 160,119.48 × 68,287.83
  4. Step 4: Simplify right side
    116,037.33x = 10,934,211,829.93
  5. Step 5: Solve for x
    x = 10,934,211,829.93/116,037.33
  6. Step 6: Final answer
    x = 94,230.12

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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.