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Finding the Fourth Proportional to 117,165.74, 175,712.25 and 42,276.16

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Solution

The fourth proportional to 117,165.74, 175,712.25 and 42,276.16 is: 63,401.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,165.74 : 175,712.25 = 42,276.16 : x
  2. Step 2: Convert to fraction form
    117,165.74/175,712.25 = 42,276.16/x
  3. Step 3: Cross multiply
    117,165.74x = 175,712.25 × 42,276.16
  4. Step 4: Simplify right side
    117,165.74x = 7,428,439,194.96
  5. Step 5: Solve for x
    x = 7,428,439,194.96/117,165.74
  6. Step 6: Final answer
    x = 63,401.12

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