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Finding the Fourth Proportional to 61,631.84, 92,392.23 and 22,161.20

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Solution

The fourth proportional to 61,631.84, 92,392.23 and 22,161.20 is: 33,221.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,631.84 : 92,392.23 = 22,161.20 : x
  2. Step 2: Convert to fraction form
    61,631.84/92,392.23 = 22,161.20/x
  3. Step 3: Cross multiply
    61,631.84x = 92,392.23 × 22,161.20
  4. Step 4: Simplify right side
    61,631.84x = 2,047,522,225.51
  5. Step 5: Solve for x
    x = 2,047,522,225.51/61,631.84
  6. Step 6: Final answer
    x = 33,221.83

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