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Finding the Fourth Proportional to 267,551.40, 401,388.66 and 90,053.67

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Solution

The fourth proportional to 267,551.40, 401,388.66 and 90,053.67 is: 135,101.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,551.40 : 401,388.66 = 90,053.67 : x
  2. Step 2: Convert to fraction form
    267,551.40/401,388.66 = 90,053.67/x
  3. Step 3: Cross multiply
    267,551.40x = 401,388.66 × 90,053.67
  4. Step 4: Simplify right side
    267,551.40x = 36,146,521,929.38
  5. Step 5: Solve for x
    x = 36,146,521,929.38/267,551.40
  6. Step 6: Final answer
    x = 135,101.23

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