Home / 198,063.82-273,363-117,535.75

Finding the Fourth Proportional to 198,063.82, 273,363 and 117,535.75

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Solution

The fourth proportional to 198,063.82, 273,363 and 117,535.75 is: 162,220.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,063.82 : 273,363 = 117,535.75 : x
  2. Step 2: Convert to fraction form
    198,063.82/273,363 = 117,535.75/x
  3. Step 3: Cross multiply
    198,063.82x = 273,363 × 117,535.75
  4. Step 4: Simplify right side
    198,063.82x = 32,129,925,227.25
  5. Step 5: Solve for x
    x = 32,129,925,227.25/198,063.82
  6. Step 6: Final answer
    x = 162,220.06

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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.