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Finding the Fourth Proportional to 48,709.40, 73,064.10 and 27,915.80

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Solution

The fourth proportional to 48,709.40, 73,064.10 and 27,915.80 is: 41,873.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,709.40 : 73,064.10 = 27,915.80 : x
  2. Step 2: Convert to fraction form
    48,709.40/73,064.10 = 27,915.80/x
  3. Step 3: Cross multiply
    48,709.40x = 73,064.10 × 27,915.80
  4. Step 4: Simplify right side
    48,709.40x = 2,039,642,802.78
  5. Step 5: Solve for x
    x = 2,039,642,802.78/48,709.40
  6. Step 6: Final answer
    x = 41,873.70

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