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Finding the Fourth Proportional to 99,221.57, 148,820.55 and 32,645.19

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Solution

The fourth proportional to 99,221.57, 148,820.55 and 32,645.19 is: 48,963.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,221.57 : 148,820.55 = 32,645.19 : x
  2. Step 2: Convert to fraction form
    99,221.57/148,820.55 = 32,645.19/x
  3. Step 3: Cross multiply
    99,221.57x = 148,820.55 × 32,645.19
  4. Step 4: Simplify right side
    99,221.57x = 4,858,275,130.65
  5. Step 5: Solve for x
    x = 4,858,275,130.65/99,221.57
  6. Step 6: Final answer
    x = 48,963.90

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