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Finding the Fourth Proportional to 12,601.30, 17,389.56 and 7,295.98

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Solution

The fourth proportional to 12,601.30, 17,389.56 and 7,295.98 is: 10,068.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,601.30 : 17,389.56 = 7,295.98 : x
  2. Step 2: Convert to fraction form
    12,601.30/17,389.56 = 7,295.98/x
  3. Step 3: Cross multiply
    12,601.30x = 17,389.56 × 7,295.98
  4. Step 4: Simplify right side
    12,601.30x = 126,873,881.97
  5. Step 5: Solve for x
    x = 126,873,881.97/12,601.30
  6. Step 6: Final answer
    x = 10,068.32

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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.