Home / 235,175.20-352,532.40-122,912.80

Finding the Fourth Proportional to 235,175.20, 352,532.40 and 122,912.80

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Solution

The fourth proportional to 235,175.20, 352,532.40 and 122,912.80 is: 184,248.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,175.20 : 352,532.40 = 122,912.80 : x
  2. Step 2: Convert to fraction form
    235,175.20/352,532.40 = 122,912.80/x
  3. Step 3: Cross multiply
    235,175.20x = 352,532.40 × 122,912.80
  4. Step 4: Simplify right side
    235,175.20x = 43,330,744,374.72
  5. Step 5: Solve for x
    x = 43,330,744,374.72/235,175.20
  6. Step 6: Final answer
    x = 184,248.78

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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.