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Finding the Fourth Proportional to 201,705.80, 302,558.70 and 61,471.40

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Solution

The fourth proportional to 201,705.80, 302,558.70 and 61,471.40 is: 92,207.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,705.80 : 302,558.70 = 61,471.40 : x
  2. Step 2: Convert to fraction form
    201,705.80/302,558.70 = 61,471.40/x
  3. Step 3: Cross multiply
    201,705.80x = 302,558.70 × 61,471.40
  4. Step 4: Simplify right side
    201,705.80x = 18,598,706,871.18
  5. Step 5: Solve for x
    x = 18,598,706,871.18/201,705.80
  6. Step 6: Final answer
    x = 92,207.10

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