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Finding the Fourth Proportional to 25,357.76, 38,047.56 and 9,786.32

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Solution

The fourth proportional to 25,357.76, 38,047.56 and 9,786.32 is: 14,683.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,357.76 : 38,047.56 = 9,786.32 : x
  2. Step 2: Convert to fraction form
    25,357.76/38,047.56 = 9,786.32/x
  3. Step 3: Cross multiply
    25,357.76x = 38,047.56 × 9,786.32
  4. Step 4: Simplify right side
    25,357.76x = 372,345,597.38
  5. Step 5: Solve for x
    x = 372,345,597.38/25,357.76
  6. Step 6: Final answer
    x = 14,683.69

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