Home / 165,760.90-248,348.55-160,279.30

Finding the Fourth Proportional to 165,760.90, 248,348.55 and 160,279.30

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Solution

The fourth proportional to 165,760.90, 248,348.55 and 160,279.30 is: 240,135.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,760.90 : 248,348.55 = 160,279.30 : x
  2. Step 2: Convert to fraction form
    165,760.90/248,348.55 = 160,279.30/x
  3. Step 3: Cross multiply
    165,760.90x = 248,348.55 × 160,279.30
  4. Step 4: Simplify right side
    165,760.90x = 39,805,131,750.02
  5. Step 5: Solve for x
    x = 39,805,131,750.02/165,760.90
  6. Step 6: Final answer
    x = 240,135.83

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1.5x scale

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.