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Finding the Fourth Proportional to 247,191.80, 341,125.44 and 134,014.64

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Solution

The fourth proportional to 247,191.80, 341,125.44 and 134,014.64 is: 184,940.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,191.80 : 341,125.44 = 134,014.64 : x
  2. Step 2: Convert to fraction form
    247,191.80/341,125.44 = 134,014.64/x
  3. Step 3: Cross multiply
    247,191.80x = 341,125.44 × 134,014.64
  4. Step 4: Simplify right side
    247,191.80x = 45,715,803,036.44
  5. Step 5: Solve for x
    x = 45,715,803,036.44/247,191.80
  6. Step 6: Final answer
    x = 184,940.61

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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.