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Finding the Fourth Proportional to 10,690.88, 14,753.72 and 5,975.17

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Solution

The fourth proportional to 10,690.88, 14,753.72 and 5,975.17 is: 8,245.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,690.88 : 14,753.72 = 5,975.17 : x
  2. Step 2: Convert to fraction form
    10,690.88/14,753.72 = 5,975.17/x
  3. Step 3: Cross multiply
    10,690.88x = 14,753.72 × 5,975.17
  4. Step 4: Simplify right side
    10,690.88x = 88,155,985.13
  5. Step 5: Solve for x
    x = 88,155,985.13/10,690.88
  6. Step 6: Final answer
    x = 8,245.91

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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.