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Finding the Fourth Proportional to 92,887.48, 128,186.21 and 50,446.01

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Solution

The fourth proportional to 92,887.48, 128,186.21 and 50,446.01 is: 69,616.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,887.48 : 128,186.21 = 50,446.01 : x
  2. Step 2: Convert to fraction form
    92,887.48/128,186.21 = 50,446.01/x
  3. Step 3: Cross multiply
    92,887.48x = 128,186.21 × 50,446.01
  4. Step 4: Simplify right side
    92,887.48x = 6,466,483,278.10
  5. Step 5: Solve for x
    x = 6,466,483,278.10/92,887.48
  6. Step 6: Final answer
    x = 69,616.31

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