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Finding the Fourth Proportional to 12,048.48, 16,625.82 and 7,014.72

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Solution

The fourth proportional to 12,048.48, 16,625.82 and 7,014.72 is: 9,679.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,048.48 : 16,625.82 = 7,014.72 : x
  2. Step 2: Convert to fraction form
    12,048.48/16,625.82 = 7,014.72/x
  3. Step 3: Cross multiply
    12,048.48x = 16,625.82 × 7,014.72
  4. Step 4: Simplify right side
    12,048.48x = 116,625,472.07
  5. Step 5: Solve for x
    x = 116,625,472.07/12,048.48
  6. Step 6: Final answer
    x = 9,679.68

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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.