Home / 165,672.20-248,508.30-146,645.30

Finding the Fourth Proportional to 165,672.20, 248,508.30 and 146,645.30

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Solution

The fourth proportional to 165,672.20, 248,508.30 and 146,645.30 is: 219,967.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,672.20 : 248,508.30 = 146,645.30 : x
  2. Step 2: Convert to fraction form
    165,672.20/248,508.30 = 146,645.30/x
  3. Step 3: Cross multiply
    165,672.20x = 248,508.30 × 146,645.30
  4. Step 4: Simplify right side
    165,672.20x = 36,442,574,205.99
  5. Step 5: Solve for x
    x = 36,442,574,205.99/165,672.20
  6. Step 6: Final answer
    x = 219,967.95

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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.