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Finding the Fourth Proportional to 158,652.54, 238,041.11 and 69,843.74

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Solution

The fourth proportional to 158,652.54, 238,041.11 and 69,843.74 is: 104,793.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,652.54 : 238,041.11 = 69,843.74 : x
  2. Step 2: Convert to fraction form
    158,652.54/238,041.11 = 69,843.74/x
  3. Step 3: Cross multiply
    158,652.54x = 238,041.11 × 69,843.74
  4. Step 4: Simplify right side
    158,652.54x = 16,625,680,380.56
  5. Step 5: Solve for x
    x = 16,625,680,380.56/158,652.54
  6. Step 6: Final answer
    x = 104,793.03

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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.