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Finding the Fourth Proportional to 10,449.83, 14,422.74 and 7,927.49

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Solution

The fourth proportional to 10,449.83, 14,422.74 and 7,927.49 is: 10,941.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,449.83 : 14,422.74 = 7,927.49 : x
  2. Step 2: Convert to fraction form
    10,449.83/14,422.74 = 7,927.49/x
  3. Step 3: Cross multiply
    10,449.83x = 14,422.74 × 7,927.49
  4. Step 4: Simplify right side
    10,449.83x = 114,336,127.12
  5. Step 5: Solve for x
    x = 114,336,127.12/10,449.83
  6. Step 6: Final answer
    x = 10,941.43

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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.