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Finding the Fourth Proportional to 23,762.51, 32,791.86 and 13,151.91

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Solution

The fourth proportional to 23,762.51, 32,791.86 and 13,151.91 is: 18,149.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,762.51 : 32,791.86 = 13,151.91 : x
  2. Step 2: Convert to fraction form
    23,762.51/32,791.86 = 13,151.91/x
  3. Step 3: Cross multiply
    23,762.51x = 32,791.86 × 13,151.91
  4. Step 4: Simplify right side
    23,762.51x = 431,275,591.45
  5. Step 5: Solve for x
    x = 431,275,591.45/23,762.51
  6. Step 6: Final answer
    x = 18,149.42

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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.