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Finding the Fourth Proportional to 13,304.39, 18,359.93 and 7,336.10

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Solution

The fourth proportional to 13,304.39, 18,359.93 and 7,336.10 is: 10,123.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304.39 : 18,359.93 = 7,336.10 : x
  2. Step 2: Convert to fraction form
    13,304.39/18,359.93 = 7,336.10/x
  3. Step 3: Cross multiply
    13,304.39x = 18,359.93 × 7,336.10
  4. Step 4: Simplify right side
    13,304.39x = 134,690,346.71
  5. Step 5: Solve for x
    x = 134,690,346.71/13,304.39
  6. Step 6: Final answer
    x = 10,123.76

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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.