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Finding the Fourth Proportional to 10,384.58, 15,572.94 and 3,719.24

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Solution

The fourth proportional to 10,384.58, 15,572.94 and 3,719.24 is: 5,577.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,384.58 : 15,572.94 = 3,719.24 : x
  2. Step 2: Convert to fraction form
    10,384.58/15,572.94 = 3,719.24/x
  3. Step 3: Cross multiply
    10,384.58x = 15,572.94 × 3,719.24
  4. Step 4: Simplify right side
    10,384.58x = 57,919,501.37
  5. Step 5: Solve for x
    x = 57,919,501.37/10,384.58
  6. Step 6: Final answer
    x = 5,577.45

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