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Finding the Fourth Proportional to 38,787.51, 58,180.10 and 10,709.28

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Solution

The fourth proportional to 38,787.51, 58,180.10 and 10,709.28 is: 16,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,787.51 : 58,180.10 = 10,709.28 : x
  2. Step 2: Convert to fraction form
    38,787.51/58,180.10 = 10,709.28/x
  3. Step 3: Cross multiply
    38,787.51x = 58,180.10 × 10,709.28
  4. Step 4: Simplify right side
    38,787.51x = 623,067,008.10
  5. Step 5: Solve for x
    x = 623,067,008.10/38,787.51
  6. Step 6: Final answer
    x = 16,063.60

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