Home / 111,332.52-166,999.12-27,092.70

Finding the Fourth Proportional to 111,332.52, 166,999.12 and 27,092.70

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Solution

The fourth proportional to 111,332.52, 166,999.12 and 27,092.70 is: 40,639.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,332.52 : 166,999.12 = 27,092.70 : x
  2. Step 2: Convert to fraction form
    111,332.52/166,999.12 = 27,092.70/x
  3. Step 3: Cross multiply
    111,332.52x = 166,999.12 × 27,092.70
  4. Step 4: Simplify right side
    111,332.52x = 4,524,456,990.69
  5. Step 5: Solve for x
    x = 4,524,456,990.69/111,332.52
  6. Step 6: Final answer
    x = 40,639.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.