Home / 166,540.48-229,920.96-110,115.52

Finding the Fourth Proportional to 166,540.48, 229,920.96 and 110,115.52

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Solution

The fourth proportional to 166,540.48, 229,920.96 and 110,115.52 is: 152,022.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,540.48 : 229,920.96 = 110,115.52 : x
  2. Step 2: Convert to fraction form
    166,540.48/229,920.96 = 110,115.52/x
  3. Step 3: Cross multiply
    166,540.48x = 229,920.96 × 110,115.52
  4. Step 4: Simplify right side
    166,540.48x = 25,317,866,069.30
  5. Step 5: Solve for x
    x = 25,317,866,069.30/166,540.48
  6. Step 6: Final answer
    x = 152,022.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.