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Finding the Fourth Proportional to 12,153, 16,772.37 and 7,436.37

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Solution

The fourth proportional to 12,153, 16,772.37 and 7,436.37 is: 10,262.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,153 : 16,772.37 = 7,436.37 : x
  2. Step 2: Convert to fraction form
    12,153/16,772.37 = 7,436.37/x
  3. Step 3: Cross multiply
    12,153x = 16,772.37 × 7,436.37
  4. Step 4: Simplify right side
    12,153x = 124,725,549.10
  5. Step 5: Solve for x
    x = 124,725,549.10/12,153
  6. Step 6: Final answer
    x = 10,262.94

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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.