Home / 132,396.63-198,594.94-38,902.38

Finding the Fourth Proportional to 132,396.63, 198,594.94 and 38,902.38

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Solution

The fourth proportional to 132,396.63, 198,594.94 and 38,902.38 is: 58,353.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,396.63 : 198,594.94 = 38,902.38 : x
  2. Step 2: Convert to fraction form
    132,396.63/198,594.94 = 38,902.38/x
  3. Step 3: Cross multiply
    132,396.63x = 198,594.94 × 38,902.38
  4. Step 4: Simplify right side
    132,396.63x = 7,725,815,821.96
  5. Step 5: Solve for x
    x = 7,725,815,821.96/132,396.63
  6. Step 6: Final answer
    x = 58,353.57

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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.