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Finding the Fourth Proportional to 104,365.43, 156,539.83 and 29,482.55

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Solution

The fourth proportional to 104,365.43, 156,539.83 and 29,482.55 is: 44,221.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,365.43 : 156,539.83 = 29,482.55 : x
  2. Step 2: Convert to fraction form
    104,365.43/156,539.83 = 29,482.55/x
  3. Step 3: Cross multiply
    104,365.43x = 156,539.83 × 29,482.55
  4. Step 4: Simplify right side
    104,365.43x = 4,615,193,364.97
  5. Step 5: Solve for x
    x = 4,615,193,364.97/104,365.43
  6. Step 6: Final answer
    x = 44,221.48

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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.