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Finding the Fourth Proportional to 8,761.14, 13,130.19 and 3,564.18

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Solution

The fourth proportional to 8,761.14, 13,130.19 and 3,564.18 is: 5,341.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,761.14 : 13,130.19 = 3,564.18 : x
  2. Step 2: Convert to fraction form
    8,761.14/13,130.19 = 3,564.18/x
  3. Step 3: Cross multiply
    8,761.14x = 13,130.19 × 3,564.18
  4. Step 4: Simplify right side
    8,761.14x = 46,798,360.59
  5. Step 5: Solve for x
    x = 46,798,360.59/8,761.14
  6. Step 6: Final answer
    x = 5,341.58

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.