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Finding the Fourth Proportional to 54,673.31, 75,435.89 and 30,799.95

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Solution

The fourth proportional to 54,673.31, 75,435.89 and 30,799.95 is: 42,496.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,673.31 : 75,435.89 = 30,799.95 : x
  2. Step 2: Convert to fraction form
    54,673.31/75,435.89 = 30,799.95/x
  3. Step 3: Cross multiply
    54,673.31x = 75,435.89 × 30,799.95
  4. Step 4: Simplify right side
    54,673.31x = 2,323,421,486.21
  5. Step 5: Solve for x
    x = 2,323,421,486.21/54,673.31
  6. Step 6: Final answer
    x = 42,496.45

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