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Finding the Fourth Proportional to 10,234.92, 15,359.66 and 4,684.80

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Solution

The fourth proportional to 10,234.92, 15,359.66 and 4,684.80 is: 7,030.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,234.92 : 15,359.66 = 4,684.80 : x
  2. Step 2: Convert to fraction form
    10,234.92/15,359.66 = 4,684.80/x
  3. Step 3: Cross multiply
    10,234.92x = 15,359.66 × 4,684.80
  4. Step 4: Simplify right side
    10,234.92x = 71,956,935.17
  5. Step 5: Solve for x
    x = 71,956,935.17/10,234.92
  6. Step 6: Final answer
    x = 7,030.53

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