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Finding the Fourth Proportional to 114,728.36, 172,066.59 and 43,625.63

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Solution

The fourth proportional to 114,728.36, 172,066.59 and 43,625.63 is: 65,428.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,728.36 : 172,066.59 = 43,625.63 : x
  2. Step 2: Convert to fraction form
    114,728.36/172,066.59 = 43,625.63/x
  3. Step 3: Cross multiply
    114,728.36x = 172,066.59 × 43,625.63
  4. Step 4: Simplify right side
    114,728.36x = 7,506,513,390.70
  5. Step 5: Solve for x
    x = 7,506,513,390.70/114,728.36
  6. Step 6: Final answer
    x = 65,428.58

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