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Finding the Fourth Proportional to 124,480.72, 186,720.75 and 53,357.23

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Solution

The fourth proportional to 124,480.72, 186,720.75 and 53,357.23 is: 80,035.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,480.72 : 186,720.75 = 53,357.23 : x
  2. Step 2: Convert to fraction form
    124,480.72/186,720.75 = 53,357.23/x
  3. Step 3: Cross multiply
    124,480.72x = 186,720.75 × 53,357.23
  4. Step 4: Simplify right side
    124,480.72x = 9,962,902,003.52
  5. Step 5: Solve for x
    x = 9,962,902,003.52/124,480.72
  6. Step 6: Final answer
    x = 80,035.70

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