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Finding the Fourth Proportional to 102,694.47, 153,914.49 and 58,186.32

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Solution

The fourth proportional to 102,694.47, 153,914.49 and 58,186.32 is: 87,207.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,694.47 : 153,914.49 = 58,186.32 : x
  2. Step 2: Convert to fraction form
    102,694.47/153,914.49 = 58,186.32/x
  3. Step 3: Cross multiply
    102,694.47x = 153,914.49 × 58,186.32
  4. Step 4: Simplify right side
    102,694.47x = 8,955,717,767.78
  5. Step 5: Solve for x
    x = 8,955,717,767.78/102,694.47
  6. Step 6: Final answer
    x = 87,207.40

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