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Finding the Fourth Proportional to 14,622, 21,935.28 and 4,758.95

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Solution

The fourth proportional to 14,622, 21,935.28 and 4,758.95 is: 7,139.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622 : 21,935.28 = 4,758.95 : x
  2. Step 2: Convert to fraction form
    14,622/21,935.28 = 4,758.95/x
  3. Step 3: Cross multiply
    14,622x = 21,935.28 × 4,758.95
  4. Step 4: Simplify right side
    14,622x = 104,388,791.08
  5. Step 5: Solve for x
    x = 104,388,791.08/14,622
  6. Step 6: Final answer
    x = 7,139.16

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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.