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Finding the Fourth Proportional to 57,523.86, 86,278.91 and 15,407.10

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Solution

The fourth proportional to 57,523.86, 86,278.91 and 15,407.10 is: 23,108.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,523.86 : 86,278.91 = 15,407.10 : x
  2. Step 2: Convert to fraction form
    57,523.86/86,278.91 = 15,407.10/x
  3. Step 3: Cross multiply
    57,523.86x = 86,278.91 × 15,407.10
  4. Step 4: Simplify right side
    57,523.86x = 1,329,307,717.23
  5. Step 5: Solve for x
    x = 1,329,307,717.23/57,523.86
  6. Step 6: Final answer
    x = 23,108.81

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