Home / 198,062.07-273,360.59-117,534

Finding the Fourth Proportional to 198,062.07, 273,360.59 and 117,534

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Solution

The fourth proportional to 198,062.07, 273,360.59 and 117,534 is: 162,217.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,062.07 : 273,360.59 = 117,534 : x
  2. Step 2: Convert to fraction form
    198,062.07/273,360.59 = 117,534/x
  3. Step 3: Cross multiply
    198,062.07x = 273,360.59 × 117,534
  4. Step 4: Simplify right side
    198,062.07x = 32,129,162,997.39
  5. Step 5: Solve for x
    x = 32,129,162,997.39/198,062.07
  6. Step 6: Final answer
    x = 162,217.65

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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.