Home / 170,819.80-255,624.90-148,874.20

Finding the Fourth Proportional to 170,819.80, 255,624.90 and 148,874.20

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Solution

The fourth proportional to 170,819.80, 255,624.90 and 148,874.20 is: 222,784.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,819.80 : 255,624.90 = 148,874.20 : x
  2. Step 2: Convert to fraction form
    170,819.80/255,624.90 = 148,874.20/x
  3. Step 3: Cross multiply
    170,819.80x = 255,624.90 × 148,874.20
  4. Step 4: Simplify right side
    170,819.80x = 38,055,952,487.58
  5. Step 5: Solve for x
    x = 38,055,952,487.58/170,819.80
  6. Step 6: Final answer
    x = 222,784.20

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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.