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Finding the Fourth Proportional to 52,831, 79,191.90 and 17,758.84

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Solution

The fourth proportional to 52,831, 79,191.90 and 17,758.84 is: 26,619.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,831 : 79,191.90 = 17,758.84 : x
  2. Step 2: Convert to fraction form
    52,831/79,191.90 = 17,758.84/x
  3. Step 3: Cross multiply
    52,831x = 79,191.90 × 17,758.84
  4. Step 4: Simplify right side
    52,831x = 1,406,356,281.40
  5. Step 5: Solve for x
    x = 1,406,356,281.40/52,831
  6. Step 6: Final answer
    x = 26,619.91

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