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Finding the Fourth Proportional to 110,550.34, 165,860.55 and 39,471.43

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Solution

The fourth proportional to 110,550.34, 165,860.55 and 39,471.43 is: 59,219.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,550.34 : 165,860.55 = 39,471.43 : x
  2. Step 2: Convert to fraction form
    110,550.34/165,860.55 = 39,471.43/x
  3. Step 3: Cross multiply
    110,550.34x = 165,860.55 × 39,471.43
  4. Step 4: Simplify right side
    110,550.34x = 6,546,753,089.09
  5. Step 5: Solve for x
    x = 6,546,753,089.09/110,550.34
  6. Step 6: Final answer
    x = 59,219.66

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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.