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Finding the Fourth Proportional to 65,856.71, 90,882.47 and 35,642.03

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Solution

The fourth proportional to 65,856.71, 90,882.47 and 35,642.03 is: 49,186.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,856.71 : 90,882.47 = 35,642.03 : x
  2. Step 2: Convert to fraction form
    65,856.71/90,882.47 = 35,642.03/x
  3. Step 3: Cross multiply
    65,856.71x = 90,882.47 × 35,642.03
  4. Step 4: Simplify right side
    65,856.71x = 3,239,235,356.91
  5. Step 5: Solve for x
    x = 3,239,235,356.91/65,856.71
  6. Step 6: Final answer
    x = 49,186.11

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