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Finding the Fourth Proportional to 99,799.30, 149,808.30 and 62,401.60

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Solution

The fourth proportional to 99,799.30, 149,808.30 and 62,401.60 is: 93,670.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,799.30 : 149,808.30 = 62,401.60 : x
  2. Step 2: Convert to fraction form
    99,799.30/149,808.30 = 62,401.60/x
  3. Step 3: Cross multiply
    99,799.30x = 149,808.30 × 62,401.60
  4. Step 4: Simplify right side
    99,799.30x = 9,348,277,613.28
  5. Step 5: Solve for x
    x = 9,348,277,613.28/99,799.30
  6. Step 6: Final answer
    x = 93,670.77

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