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Finding the Fourth Proportional to 223,946.90, 335,967.72 and 74,178.70

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Solution

The fourth proportional to 223,946.90, 335,967.72 and 74,178.70 is: 111,283.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,946.90 : 335,967.72 = 74,178.70 : x
  2. Step 2: Convert to fraction form
    223,946.90/335,967.72 = 74,178.70/x
  3. Step 3: Cross multiply
    223,946.90x = 335,967.72 × 74,178.70
  4. Step 4: Simplify right side
    223,946.90x = 24,921,648,711.56
  5. Step 5: Solve for x
    x = 24,921,648,711.56/223,946.90
  6. Step 6: Final answer
    x = 111,283.74

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