Home / 132,546.14-198,906.69-70,260.38

Finding the Fourth Proportional to 132,546.14, 198,906.69 and 70,260.38

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Solution

The fourth proportional to 132,546.14, 198,906.69 and 70,260.38 is: 105,436.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,546.14 : 198,906.69 = 70,260.38 : x
  2. Step 2: Convert to fraction form
    132,546.14/198,906.69 = 70,260.38/x
  3. Step 3: Cross multiply
    132,546.14x = 198,906.69 × 70,260.38
  4. Step 4: Simplify right side
    132,546.14x = 13,975,259,243.57
  5. Step 5: Solve for x
    x = 13,975,259,243.57/132,546.14
  6. Step 6: Final answer
    x = 105,436.94

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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.