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Finding the Fourth Proportional to 65,504.16, 90,398.16 and 37,214.64

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Solution

The fourth proportional to 65,504.16, 90,398.16 and 37,214.64 is: 51,357.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,504.16 : 90,398.16 = 37,214.64 : x
  2. Step 2: Convert to fraction form
    65,504.16/90,398.16 = 37,214.64/x
  3. Step 3: Cross multiply
    65,504.16x = 90,398.16 × 37,214.64
  4. Step 4: Simplify right side
    65,504.16x = 3,364,134,981.06
  5. Step 5: Solve for x
    x = 3,364,134,981.06/65,504.16
  6. Step 6: Final answer
    x = 51,357.58

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