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Finding the Fourth Proportional to 64,359.56, 88,821.66 and 36,070.72

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Solution

The fourth proportional to 64,359.56, 88,821.66 and 36,070.72 is: 49,780.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,359.56 : 88,821.66 = 36,070.72 : x
  2. Step 2: Convert to fraction form
    64,359.56/88,821.66 = 36,070.72/x
  3. Step 3: Cross multiply
    64,359.56x = 88,821.66 × 36,070.72
  4. Step 4: Simplify right side
    64,359.56x = 3,203,861,141.01
  5. Step 5: Solve for x
    x = 3,203,861,141.01/64,359.56
  6. Step 6: Final answer
    x = 49,780.65

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