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Finding the Fourth Proportional to 104,003.71, 156,029.05 and 32,930.66

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Solution

The fourth proportional to 104,003.71, 156,029.05 and 32,930.66 is: 49,403.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,003.71 : 156,029.05 = 32,930.66 : x
  2. Step 2: Convert to fraction form
    104,003.71/156,029.05 = 32,930.66/x
  3. Step 3: Cross multiply
    104,003.71x = 156,029.05 × 32,930.66
  4. Step 4: Simplify right side
    104,003.71x = 5,138,139,595.67
  5. Step 5: Solve for x
    x = 5,138,139,595.67/104,003.71
  6. Step 6: Final answer
    x = 49,403.43

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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.