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Finding the Fourth Proportional to 61,086.18, 84,298.89 and 34,228.91

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Solution

The fourth proportional to 61,086.18, 84,298.89 and 34,228.91 is: 47,235.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,086.18 : 84,298.89 = 34,228.91 : x
  2. Step 2: Convert to fraction form
    61,086.18/84,298.89 = 34,228.91/x
  3. Step 3: Cross multiply
    61,086.18x = 84,298.89 × 34,228.91
  4. Step 4: Simplify right side
    61,086.18x = 2,885,459,458.02
  5. Step 5: Solve for x
    x = 2,885,459,458.02/61,086.18
  6. Step 6: Final answer
    x = 47,235.88

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