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Finding the Fourth Proportional to 9,704.31, 13,392.50 and 7,342.35

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Solution

The fourth proportional to 9,704.31, 13,392.50 and 7,342.35 is: 10,132.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,704.31 : 13,392.50 = 7,342.35 : x
  2. Step 2: Convert to fraction form
    9,704.31/13,392.50 = 7,342.35/x
  3. Step 3: Cross multiply
    9,704.31x = 13,392.50 × 7,342.35
  4. Step 4: Simplify right side
    9,704.31x = 98,332,385.66
  5. Step 5: Solve for x
    x = 98,332,385.66/9,704.31
  6. Step 6: Final answer
    x = 10,132.86

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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.