Home / 165,770.20-248,872.12-98,425.18

Finding the Fourth Proportional to 165,770.20, 248,872.12 and 98,425.18

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Solution

The fourth proportional to 165,770.20, 248,872.12 and 98,425.18 is: 147,766.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,770.20 : 248,872.12 = 98,425.18 : x
  2. Step 2: Convert to fraction form
    165,770.20/248,872.12 = 98,425.18/x
  3. Step 3: Cross multiply
    165,770.20x = 248,872.12 × 98,425.18
  4. Step 4: Simplify right side
    165,770.20x = 24,495,283,207.98
  5. Step 5: Solve for x
    x = 24,495,283,207.98/165,770.20
  6. Step 6: Final answer
    x = 147,766.51

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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.