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Finding the Fourth Proportional to 12,753.91, 17,600.27 and 7,088.68

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Solution

The fourth proportional to 12,753.91, 17,600.27 and 7,088.68 is: 9,782.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,753.91 : 17,600.27 = 7,088.68 : x
  2. Step 2: Convert to fraction form
    12,753.91/17,600.27 = 7,088.68/x
  3. Step 3: Cross multiply
    12,753.91x = 17,600.27 × 7,088.68
  4. Step 4: Simplify right side
    12,753.91x = 124,762,681.94
  5. Step 5: Solve for x
    x = 124,762,681.94/12,753.91
  6. Step 6: Final answer
    x = 9,782.31

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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.