Home / 198,147.60-296,713.94-109,302.35

Finding the Fourth Proportional to 198,147.60, 296,713.94 and 109,302.35

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Solution

The fourth proportional to 198,147.60, 296,713.94 and 109,302.35 is: 163,673.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,147.60 : 296,713.94 = 109,302.35 : x
  2. Step 2: Convert to fraction form
    198,147.60/296,713.94 = 109,302.35/x
  3. Step 3: Cross multiply
    198,147.60x = 296,713.94 × 109,302.35
  4. Step 4: Simplify right side
    198,147.60x = 32,431,528,889.68
  5. Step 5: Solve for x
    x = 32,431,528,889.68/198,147.60
  6. Step 6: Final answer
    x = 163,673.59

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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.