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Finding the Fourth Proportional to 8,895.33, 12,275.69 and 5,169.33

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Solution

The fourth proportional to 8,895.33, 12,275.69 and 5,169.33 is: 7,133.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,895.33 : 12,275.69 = 5,169.33 : x
  2. Step 2: Convert to fraction form
    8,895.33/12,275.69 = 5,169.33/x
  3. Step 3: Cross multiply
    8,895.33x = 12,275.69 × 5,169.33
  4. Step 4: Simplify right side
    8,895.33x = 63,457,066.74
  5. Step 5: Solve for x
    x = 63,457,066.74/8,895.33
  6. Step 6: Final answer
    x = 7,133.75

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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.