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Finding the Fourth Proportional to 8,825.16, 12,178.90 and 5,048.66

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Solution

The fourth proportional to 8,825.16, 12,178.90 and 5,048.66 is: 6,967.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825.16 : 12,178.90 = 5,048.66 : x
  2. Step 2: Convert to fraction form
    8,825.16/12,178.90 = 5,048.66/x
  3. Step 3: Cross multiply
    8,825.16x = 12,178.90 × 5,048.66
  4. Step 4: Simplify right side
    8,825.16x = 61,487,125.27
  5. Step 5: Solve for x
    x = 61,487,125.27/8,825.16
  6. Step 6: Final answer
    x = 6,967.25

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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.