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Finding the Fourth Proportional to 157,429.20, 236,122.20 and 52,237.20

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Solution

The fourth proportional to 157,429.20, 236,122.20 and 52,237.20 is: 78,348.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,429.20 : 236,122.20 = 52,237.20 : x
  2. Step 2: Convert to fraction form
    157,429.20/236,122.20 = 52,237.20/x
  3. Step 3: Cross multiply
    157,429.20x = 236,122.20 × 52,237.20
  4. Step 4: Simplify right side
    157,429.20x = 12,334,362,585.84
  5. Step 5: Solve for x
    x = 12,334,362,585.84/157,429.20
  6. Step 6: Final answer
    x = 78,348.63

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