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Finding the Fourth Proportional to 99,587.88, 149,248.78 and 36,348.55

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Solution

The fourth proportional to 99,587.88, 149,248.78 and 36,348.55 is: 54,474.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,587.88 : 149,248.78 = 36,348.55 : x
  2. Step 2: Convert to fraction form
    99,587.88/149,248.78 = 36,348.55/x
  3. Step 3: Cross multiply
    99,587.88x = 149,248.78 × 36,348.55
  4. Step 4: Simplify right side
    99,587.88x = 5,424,976,278.28
  5. Step 5: Solve for x
    x = 5,424,976,278.28/99,587.88
  6. Step 6: Final answer
    x = 54,474.26

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