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Finding the Fourth Proportional to 124,027.94, 185,932.69 and 49,200.64

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Solution

The fourth proportional to 124,027.94, 185,932.69 and 49,200.64 is: 73,757.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,027.94 : 185,932.69 = 49,200.64 : x
  2. Step 2: Convert to fraction form
    124,027.94/185,932.69 = 49,200.64/x
  3. Step 3: Cross multiply
    124,027.94x = 185,932.69 × 49,200.64
  4. Step 4: Simplify right side
    124,027.94x = 9,148,006,757.09
  5. Step 5: Solve for x
    x = 9,148,006,757.09/124,027.94
  6. Step 6: Final answer
    x = 73,757.63

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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.