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Finding the Fourth Proportional to 195,958.80, 293,500.80 and 151,441.20

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Solution

The fourth proportional to 195,958.80, 293,500.80 and 151,441.20 is: 226,823.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,958.80 : 293,500.80 = 151,441.20 : x
  2. Step 2: Convert to fraction form
    195,958.80/293,500.80 = 151,441.20/x
  3. Step 3: Cross multiply
    195,958.80x = 293,500.80 × 151,441.20
  4. Step 4: Simplify right side
    195,958.80x = 44,448,113,352.96
  5. Step 5: Solve for x
    x = 44,448,113,352.96/195,958.80
  6. Step 6: Final answer
    x = 226,823.77

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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.