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Finding the Fourth Proportional to 115,353.83, 173,029.69 and 36,468.08

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Solution

The fourth proportional to 115,353.83, 173,029.69 and 36,468.08 is: 54,701.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,353.83 : 173,029.69 = 36,468.08 : x
  2. Step 2: Convert to fraction form
    115,353.83/173,029.69 = 36,468.08/x
  3. Step 3: Cross multiply
    115,353.83x = 173,029.69 × 36,468.08
  4. Step 4: Simplify right side
    115,353.83x = 6,310,059,620.98
  5. Step 5: Solve for x
    x = 6,310,059,620.98/115,353.83
  6. Step 6: Final answer
    x = 54,701.78

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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.