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Finding the Fourth Proportional to 58,399.14, 87,612.48 and 18,953.22

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Solution

The fourth proportional to 58,399.14, 87,612.48 and 18,953.22 is: 28,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,399.14 : 87,612.48 = 18,953.22 : x
  2. Step 2: Convert to fraction form
    58,399.14/87,612.48 = 18,953.22/x
  3. Step 3: Cross multiply
    58,399.14x = 87,612.48 × 18,953.22
  4. Step 4: Simplify right side
    58,399.14x = 1,660,538,608.19
  5. Step 5: Solve for x
    x = 1,660,538,608.19/58,399.14
  6. Step 6: Final answer
    x = 28,434.30

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