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Finding the Fourth Proportional to 61,492.20, 92,238.30 and 39,330.60

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Solution

The fourth proportional to 61,492.20, 92,238.30 and 39,330.60 is: 58,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,492.20 : 92,238.30 = 39,330.60 : x
  2. Step 2: Convert to fraction form
    61,492.20/92,238.30 = 39,330.60/x
  3. Step 3: Cross multiply
    61,492.20x = 92,238.30 × 39,330.60
  4. Step 4: Simplify right side
    61,492.20x = 3,627,787,681.98
  5. Step 5: Solve for x
    x = 3,627,787,681.98/61,492.20
  6. Step 6: Final answer
    x = 58,995.90

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