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Finding the Fourth Proportional to 11,062.65, 15,265.35 and 6,813.03

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Solution

The fourth proportional to 11,062.65, 15,265.35 and 6,813.03 is: 9,401.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,062.65 : 15,265.35 = 6,813.03 : x
  2. Step 2: Convert to fraction form
    11,062.65/15,265.35 = 6,813.03/x
  3. Step 3: Cross multiply
    11,062.65x = 15,265.35 × 6,813.03
  4. Step 4: Simplify right side
    11,062.65x = 104,003,287.51
  5. Step 5: Solve for x
    x = 104,003,287.51/11,062.65
  6. Step 6: Final answer
    x = 9,401.30

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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.