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Finding the Fourth Proportional to 77,294.88, 115,752.24 and 37,724.40

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Solution

The fourth proportional to 77,294.88, 115,752.24 and 37,724.40 is: 56,493.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,294.88 : 115,752.24 = 37,724.40 : x
  2. Step 2: Convert to fraction form
    77,294.88/115,752.24 = 37,724.40/x
  3. Step 3: Cross multiply
    77,294.88x = 115,752.24 × 37,724.40
  4. Step 4: Simplify right side
    77,294.88x = 4,366,683,802.66
  5. Step 5: Solve for x
    x = 4,366,683,802.66/77,294.88
  6. Step 6: Final answer
    x = 56,493.83

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