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Finding the Fourth Proportional to 64,966.91, 89,654.33 and 35,158.91

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Solution

The fourth proportional to 64,966.91, 89,654.33 and 35,158.91 is: 48,519.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,966.91 : 89,654.33 = 35,158.91 : x
  2. Step 2: Convert to fraction form
    64,966.91/89,654.33 = 35,158.91/x
  3. Step 3: Cross multiply
    64,966.91x = 89,654.33 × 35,158.91
  4. Step 4: Simplify right side
    64,966.91x = 3,152,148,071.31
  5. Step 5: Solve for x
    x = 3,152,148,071.31/64,966.91
  6. Step 6: Final answer
    x = 48,519.29

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