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Finding the Fourth Proportional to 12,498.59, 18,750.92 and 3,733.44

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Solution

The fourth proportional to 12,498.59, 18,750.92 and 3,733.44 is: 5,601.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,498.59 : 18,750.92 = 3,733.44 : x
  2. Step 2: Convert to fraction form
    12,498.59/18,750.92 = 3,733.44/x
  3. Step 3: Cross multiply
    12,498.59x = 18,750.92 × 3,733.44
  4. Step 4: Simplify right side
    12,498.59x = 70,005,416.10
  5. Step 5: Solve for x
    x = 70,005,416.10/12,498.59
  6. Step 6: Final answer
    x = 5,601.07

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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.