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Finding the Fourth Proportional to 113,213.70, 169,820.55 and 60,725.70

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Solution

The fourth proportional to 113,213.70, 169,820.55 and 60,725.70 is: 91,088.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,213.70 : 169,820.55 = 60,725.70 : x
  2. Step 2: Convert to fraction form
    113,213.70/169,820.55 = 60,725.70/x
  3. Step 3: Cross multiply
    113,213.70x = 169,820.55 × 60,725.70
  4. Step 4: Simplify right side
    113,213.70x = 10,312,471,773.14
  5. Step 5: Solve for x
    x = 10,312,471,773.14/113,213.70
  6. Step 6: Final answer
    x = 91,088.55

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