Home / 198,519.75-273,957.30-109,095.75

Finding the Fourth Proportional to 198,519.75, 273,957.30 and 109,095.75

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Solution

The fourth proportional to 198,519.75, 273,957.30 and 109,095.75 is: 150,552.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,519.75 : 273,957.30 = 109,095.75 : x
  2. Step 2: Convert to fraction form
    198,519.75/273,957.30 = 109,095.75/x
  3. Step 3: Cross multiply
    198,519.75x = 273,957.30 × 109,095.75
  4. Step 4: Simplify right side
    198,519.75x = 29,887,577,111.48
  5. Step 5: Solve for x
    x = 29,887,577,111.48/198,519.75
  6. Step 6: Final answer
    x = 150,552.16

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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.