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Finding the Fourth Proportional to 92,906.19, 128,207.61 and 52,623.68

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Solution

The fourth proportional to 92,906.19, 128,207.61 and 52,623.68 is: 72,619.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,906.19 : 128,207.61 = 52,623.68 : x
  2. Step 2: Convert to fraction form
    92,906.19/128,207.61 = 52,623.68/x
  3. Step 3: Cross multiply
    92,906.19x = 128,207.61 × 52,623.68
  4. Step 4: Simplify right side
    92,906.19x = 6,746,755,601.17
  5. Step 5: Solve for x
    x = 6,746,755,601.17/92,906.19
  6. Step 6: Final answer
    x = 72,619.01

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