Home / 198,238.17-273,564.60-112,195.62

Finding the Fourth Proportional to 198,238.17, 273,564.60 and 112,195.62

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Solution

The fourth proportional to 198,238.17, 273,564.60 and 112,195.62 is: 154,827.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,238.17 : 273,564.60 = 112,195.62 : x
  2. Step 2: Convert to fraction form
    198,238.17/273,564.60 = 112,195.62/x
  3. Step 3: Cross multiply
    198,238.17x = 273,564.60 × 112,195.62
  4. Step 4: Simplify right side
    198,238.17x = 30,692,749,907.05
  5. Step 5: Solve for x
    x = 30,692,749,907.05/198,238.17
  6. Step 6: Final answer
    x = 154,827.65

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1.5x scale

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.