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Finding the Fourth Proportional to 73,659.60, 101,649.96 and 41,826.96

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Solution

The fourth proportional to 73,659.60, 101,649.96 and 41,826.96 is: 57,721.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,659.60 : 101,649.96 = 41,826.96 : x
  2. Step 2: Convert to fraction form
    73,659.60/101,649.96 = 41,826.96/x
  3. Step 3: Cross multiply
    73,659.60x = 101,649.96 × 41,826.96
  4. Step 4: Simplify right side
    73,659.60x = 4,251,708,810.92
  5. Step 5: Solve for x
    x = 4,251,708,810.92/73,659.60
  6. Step 6: Final answer
    x = 57,721.04

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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.