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Finding the Fourth Proportional to 41,010.96, 61,468.65 and 18,826.68

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Solution

The fourth proportional to 41,010.96, 61,468.65 and 18,826.68 is: 28,218.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,010.96 : 61,468.65 = 18,826.68 : x
  2. Step 2: Convert to fraction form
    41,010.96/61,468.65 = 18,826.68/x
  3. Step 3: Cross multiply
    41,010.96x = 61,468.65 × 18,826.68
  4. Step 4: Simplify right side
    41,010.96x = 1,157,250,603.58
  5. Step 5: Solve for x
    x = 1,157,250,603.58/41,010.96
  6. Step 6: Final answer
    x = 28,218.08

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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.