Home / 148,175.58-204,480.72-80,191.11

Finding the Fourth Proportional to 148,175.58, 204,480.72 and 80,191.11

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Solution

The fourth proportional to 148,175.58, 204,480.72 and 80,191.11 is: 110,662.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,175.58 : 204,480.72 = 80,191.11 : x
  2. Step 2: Convert to fraction form
    148,175.58/204,480.72 = 80,191.11/x
  3. Step 3: Cross multiply
    148,175.58x = 204,480.72 × 80,191.11
  4. Step 4: Simplify right side
    148,175.58x = 16,397,535,910.40
  5. Step 5: Solve for x
    x = 16,397,535,910.40/148,175.58
  6. Step 6: Final answer
    x = 110,662.88

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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.