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Finding the Fourth Proportional to 114,709.11, 172,055.16 and 48,146.55

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Solution

The fourth proportional to 114,709.11, 172,055.16 and 48,146.55 is: 72,216.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,709.11 : 172,055.16 = 48,146.55 : x
  2. Step 2: Convert to fraction form
    114,709.11/172,055.16 = 48,146.55/x
  3. Step 3: Cross multiply
    114,709.11x = 172,055.16 × 48,146.55
  4. Step 4: Simplify right side
    114,709.11x = 8,283,862,363.70
  5. Step 5: Solve for x
    x = 8,283,862,363.70/114,709.11
  6. Step 6: Final answer
    x = 72,216.26

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