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Finding the Fourth Proportional to 72,776.58, 109,164.33 and 22,856.58

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Solution

The fourth proportional to 72,776.58, 109,164.33 and 22,856.58 is: 34,284.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,776.58 : 109,164.33 = 22,856.58 : x
  2. Step 2: Convert to fraction form
    72,776.58/109,164.33 = 22,856.58/x
  3. Step 3: Cross multiply
    72,776.58x = 109,164.33 × 22,856.58
  4. Step 4: Simplify right side
    72,776.58x = 2,495,123,241.79
  5. Step 5: Solve for x
    x = 2,495,123,241.79/72,776.58
  6. Step 6: Final answer
    x = 34,284.70

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