Home / 198,238.94-273,445.30-117,609.38

Finding the Fourth Proportional to 198,238.94, 273,445.30 and 117,609.38

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Solution

The fourth proportional to 198,238.94, 273,445.30 and 117,609.38 is: 162,227.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,238.94 : 273,445.30 = 117,609.38 : x
  2. Step 2: Convert to fraction form
    198,238.94/273,445.30 = 117,609.38/x
  3. Step 3: Cross multiply
    198,238.94x = 273,445.30 × 117,609.38
  4. Step 4: Simplify right side
    198,238.94x = 32,159,732,196.91
  5. Step 5: Solve for x
    x = 32,159,732,196.91/198,238.94
  6. Step 6: Final answer
    x = 162,227.12

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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.