Home / 154,958.40-232,216.20-88,257.60

Finding the Fourth Proportional to 154,958.40, 232,216.20 and 88,257.60

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Solution

The fourth proportional to 154,958.40, 232,216.20 and 88,257.60 is: 132,260.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,958.40 : 232,216.20 = 88,257.60 : x
  2. Step 2: Convert to fraction form
    154,958.40/232,216.20 = 88,257.60/x
  3. Step 3: Cross multiply
    154,958.40x = 232,216.20 × 88,257.60
  4. Step 4: Simplify right side
    154,958.40x = 20,494,844,493.12
  5. Step 5: Solve for x
    x = 20,494,844,493.12/154,958.40
  6. Step 6: Final answer
    x = 132,260.30

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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.