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Finding the Fourth Proportional to 54,926.88, 75,802.98 and 31,053.78

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Solution

The fourth proportional to 54,926.88, 75,802.98 and 31,053.78 is: 42,856.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,926.88 : 75,802.98 = 31,053.78 : x
  2. Step 2: Convert to fraction form
    54,926.88/75,802.98 = 31,053.78/x
  3. Step 3: Cross multiply
    54,926.88x = 75,802.98 × 31,053.78
  4. Step 4: Simplify right side
    54,926.88x = 2,353,969,064.26
  5. Step 5: Solve for x
    x = 2,353,969,064.26/54,926.88
  6. Step 6: Final answer
    x = 42,856.41

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