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Finding the Fourth Proportional to 14,981.51, 22,472.27 and 5,120.88

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Solution

The fourth proportional to 14,981.51, 22,472.27 and 5,120.88 is: 7,681.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981.51 : 22,472.27 = 5,120.88 : x
  2. Step 2: Convert to fraction form
    14,981.51/22,472.27 = 5,120.88/x
  3. Step 3: Cross multiply
    14,981.51x = 22,472.27 × 5,120.88
  4. Step 4: Simplify right side
    14,981.51x = 115,077,798.00
  5. Step 5: Solve for x
    x = 115,077,798.00/14,981.51
  6. Step 6: Final answer
    x = 7,681.32

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