Home / 132,191.19-198,286.79-38,696.94

Finding the Fourth Proportional to 132,191.19, 198,286.79 and 38,696.94

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Solution

The fourth proportional to 132,191.19, 198,286.79 and 38,696.94 is: 58,045.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,191.19 : 198,286.79 = 38,696.94 : x
  2. Step 2: Convert to fraction form
    132,191.19/198,286.79 = 38,696.94/x
  3. Step 3: Cross multiply
    132,191.19x = 198,286.79 × 38,696.94
  4. Step 4: Simplify right side
    132,191.19x = 7,673,092,015.42
  5. Step 5: Solve for x
    x = 7,673,092,015.42/132,191.19
  6. Step 6: Final answer
    x = 58,045.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.