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Finding the Fourth Proportional to 52,148.13, 78,224.62 and 15,212.13

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Solution

The fourth proportional to 52,148.13, 78,224.62 and 15,212.13 is: 22,818.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,148.13 : 78,224.62 = 15,212.13 : x
  2. Step 2: Convert to fraction form
    52,148.13/78,224.62 = 15,212.13/x
  3. Step 3: Cross multiply
    52,148.13x = 78,224.62 × 15,212.13
  4. Step 4: Simplify right side
    52,148.13x = 1,189,963,088.64
  5. Step 5: Solve for x
    x = 1,189,963,088.64/52,148.13
  6. Step 6: Final answer
    x = 22,818.90

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