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Finding the Fourth Proportional to 53,674.32, 74,073.92 and 31,017.48

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Solution

The fourth proportional to 53,674.32, 74,073.92 and 31,017.48 is: 42,806.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,674.32 : 74,073.92 = 31,017.48 : x
  2. Step 2: Convert to fraction form
    53,674.32/74,073.92 = 31,017.48/x
  3. Step 3: Cross multiply
    53,674.32x = 74,073.92 × 31,017.48
  4. Step 4: Simplify right side
    53,674.32x = 2,297,585,806.66
  5. Step 5: Solve for x
    x = 2,297,585,806.66/53,674.32
  6. Step 6: Final answer
    x = 42,806.05

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