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Finding the Fourth Proportional to 113,219.76, 169,875.77 and 57,076.05

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Solution

The fourth proportional to 113,219.76, 169,875.77 and 57,076.05 is: 85,637.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,219.76 : 169,875.77 = 57,076.05 : x
  2. Step 2: Convert to fraction form
    113,219.76/169,875.77 = 57,076.05/x
  3. Step 3: Cross multiply
    113,219.76x = 169,875.77 × 57,076.05
  4. Step 4: Simplify right side
    113,219.76x = 9,695,837,656.93
  5. Step 5: Solve for x
    x = 9,695,837,656.93/113,219.76
  6. Step 6: Final answer
    x = 85,637.33

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