Home / 199,383.06-275,146.65-114,500.73

Finding the Fourth Proportional to 199,383.06, 275,146.65 and 114,500.73

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Solution

The fourth proportional to 199,383.06, 275,146.65 and 114,500.73 is: 158,009.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,383.06 : 275,146.65 = 114,500.73 : x
  2. Step 2: Convert to fraction form
    199,383.06/275,146.65 = 114,500.73/x
  3. Step 3: Cross multiply
    199,383.06x = 275,146.65 × 114,500.73
  4. Step 4: Simplify right side
    199,383.06x = 31,504,492,282.05
  5. Step 5: Solve for x
    x = 31,504,492,282.05/199,383.06
  6. Step 6: Final answer
    x = 158,009.87

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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.