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Finding the Fourth Proportional to 10,317.60, 15,465.60 and 3,741.12

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Solution

The fourth proportional to 10,317.60, 15,465.60 and 3,741.12 is: 5,607.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317.60 : 15,465.60 = 3,741.12 : x
  2. Step 2: Convert to fraction form
    10,317.60/15,465.60 = 3,741.12/x
  3. Step 3: Cross multiply
    10,317.60x = 15,465.60 × 3,741.12
  4. Step 4: Simplify right side
    10,317.60x = 57,858,665.47
  5. Step 5: Solve for x
    x = 57,858,665.47/10,317.60
  6. Step 6: Final answer
    x = 5,607.76

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