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Finding the Fourth Proportional to 9,891.52, 14,837.28 and 4,045.76

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Solution

The fourth proportional to 9,891.52, 14,837.28 and 4,045.76 is: 6,068.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,891.52 : 14,837.28 = 4,045.76 : x
  2. Step 2: Convert to fraction form
    9,891.52/14,837.28 = 4,045.76/x
  3. Step 3: Cross multiply
    9,891.52x = 14,837.28 × 4,045.76
  4. Step 4: Simplify right side
    9,891.52x = 60,028,073.93
  5. Step 5: Solve for x
    x = 60,028,073.93/9,891.52
  6. Step 6: Final answer
    x = 6,068.64

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