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Finding the Fourth Proportional to 114,870.19, 172,305.35 and 43,776.25

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Solution

The fourth proportional to 114,870.19, 172,305.35 and 43,776.25 is: 65,664.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,870.19 : 172,305.35 = 43,776.25 : x
  2. Step 2: Convert to fraction form
    114,870.19/172,305.35 = 43,776.25/x
  3. Step 3: Cross multiply
    114,870.19x = 172,305.35 × 43,776.25
  4. Step 4: Simplify right side
    114,870.19x = 7,542,882,077.94
  5. Step 5: Solve for x
    x = 7,542,882,077.94/114,870.19
  6. Step 6: Final answer
    x = 65,664.40

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