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Finding the Fourth Proportional to 31,695.90, 43,693.75 and 24,129.04

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Solution

The fourth proportional to 31,695.90, 43,693.75 and 24,129.04 is: 33,262.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,695.90 : 43,693.75 = 24,129.04 : x
  2. Step 2: Convert to fraction form
    31,695.90/43,693.75 = 24,129.04/x
  3. Step 3: Cross multiply
    31,695.90x = 43,693.75 × 24,129.04
  4. Step 4: Simplify right side
    31,695.90x = 1,054,288,241.50
  5. Step 5: Solve for x
    x = 1,054,288,241.50/31,695.90
  6. Step 6: Final answer
    x = 33,262.61

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.