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Finding the Fourth Proportional to 213,202.62, 319,971.12 and 148,741.56

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Solution

The fourth proportional to 213,202.62, 319,971.12 and 148,741.56 is: 223,228.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,202.62 : 319,971.12 = 148,741.56 : x
  2. Step 2: Convert to fraction form
    213,202.62/319,971.12 = 148,741.56/x
  3. Step 3: Cross multiply
    213,202.62x = 319,971.12 × 148,741.56
  4. Step 4: Simplify right side
    213,202.62x = 47,593,003,543.75
  5. Step 5: Solve for x
    x = 47,593,003,543.75/213,202.62
  6. Step 6: Final answer
    x = 223,228.98

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