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Finding the Fourth Proportional to 25,597.80, 38,398.32 and 8,957.16

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Solution

The fourth proportional to 25,597.80, 38,398.32 and 8,957.16 is: 13,436.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,597.80 : 38,398.32 = 8,957.16 : x
  2. Step 2: Convert to fraction form
    25,597.80/38,398.32 = 8,957.16/x
  3. Step 3: Cross multiply
    25,597.80x = 38,398.32 × 8,957.16
  4. Step 4: Simplify right side
    25,597.80x = 343,939,895.97
  5. Step 5: Solve for x
    x = 343,939,895.97/25,597.80
  6. Step 6: Final answer
    x = 13,436.31

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