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Finding the Fourth Proportional to 123,610.60, 185,415.90 and 44,727.40

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Solution

The fourth proportional to 123,610.60, 185,415.90 and 44,727.40 is: 67,091.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,610.60 : 185,415.90 = 44,727.40 : x
  2. Step 2: Convert to fraction form
    123,610.60/185,415.90 = 44,727.40/x
  3. Step 3: Cross multiply
    123,610.60x = 185,415.90 × 44,727.40
  4. Step 4: Simplify right side
    123,610.60x = 8,293,171,125.66
  5. Step 5: Solve for x
    x = 8,293,171,125.66/123,610.60
  6. Step 6: Final answer
    x = 67,091.10

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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.