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Finding the Fourth Proportional to 85,300.61, 127,946.31 and 26,136.46

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Solution

The fourth proportional to 85,300.61, 127,946.31 and 26,136.46 is: 39,203.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,300.61 : 127,946.31 = 26,136.46 : x
  2. Step 2: Convert to fraction form
    85,300.61/127,946.31 = 26,136.46/x
  3. Step 3: Cross multiply
    85,300.61x = 127,946.31 × 26,136.46
  4. Step 4: Simplify right side
    85,300.61x = 3,344,062,955.69
  5. Step 5: Solve for x
    x = 3,344,062,955.69/85,300.61
  6. Step 6: Final answer
    x = 39,203.27

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