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Finding the Fourth Proportional to 92,015.58, 138,023.28 and 29,686.08

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Solution

The fourth proportional to 92,015.58, 138,023.28 and 29,686.08 is: 44,529.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,015.58 : 138,023.28 = 29,686.08 : x
  2. Step 2: Convert to fraction form
    92,015.58/138,023.28 = 29,686.08/x
  3. Step 3: Cross multiply
    92,015.58x = 138,023.28 × 29,686.08
  4. Step 4: Simplify right side
    92,015.58x = 4,097,370,131.94
  5. Step 5: Solve for x
    x = 4,097,370,131.94/92,015.58
  6. Step 6: Final answer
    x = 44,529.09

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