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Finding the Fourth Proportional to 15,753.08, 23,631.78 and 6,987.80

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Solution

The fourth proportional to 15,753.08, 23,631.78 and 6,987.80 is: 10,482.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,753.08 : 23,631.78 = 6,987.80 : x
  2. Step 2: Convert to fraction form
    15,753.08/23,631.78 = 6,987.80/x
  3. Step 3: Cross multiply
    15,753.08x = 23,631.78 × 6,987.80
  4. Step 4: Simplify right side
    15,753.08x = 165,134,152.28
  5. Step 5: Solve for x
    x = 165,134,152.28/15,753.08
  6. Step 6: Final answer
    x = 10,482.66

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