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Finding the Fourth Proportional to 11,570.31, 15,967.01 and 6,265.11

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Solution

The fourth proportional to 11,570.31, 15,967.01 and 6,265.11 is: 8,645.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,570.31 : 15,967.01 = 6,265.11 : x
  2. Step 2: Convert to fraction form
    11,570.31/15,967.01 = 6,265.11/x
  3. Step 3: Cross multiply
    11,570.31x = 15,967.01 × 6,265.11
  4. Step 4: Simplify right side
    11,570.31x = 100,035,042.70
  5. Step 5: Solve for x
    x = 100,035,042.70/11,570.31
  6. Step 6: Final answer
    x = 8,645.84

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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.