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Finding the Fourth Proportional to 13,049, 18,007.64 and 7,460.12

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Solution

The fourth proportional to 13,049, 18,007.64 and 7,460.12 is: 10,294.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,049 : 18,007.64 = 7,460.12 : x
  2. Step 2: Convert to fraction form
    13,049/18,007.64 = 7,460.12/x
  3. Step 3: Cross multiply
    13,049x = 18,007.64 × 7,460.12
  4. Step 4: Simplify right side
    13,049x = 134,339,155.32
  5. Step 5: Solve for x
    x = 134,339,155.32/13,049
  6. Step 6: Final answer
    x = 10,294.98

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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.