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Finding the Fourth Proportional to 53,916.71, 74,404.05 and 30,042.87

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Solution

The fourth proportional to 53,916.71, 74,404.05 and 30,042.87 is: 41,458.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,916.71 : 74,404.05 = 30,042.87 : x
  2. Step 2: Convert to fraction form
    53,916.71/74,404.05 = 30,042.87/x
  3. Step 3: Cross multiply
    53,916.71x = 74,404.05 × 30,042.87
  4. Step 4: Simplify right side
    53,916.71x = 2,235,311,201.62
  5. Step 5: Solve for x
    x = 2,235,311,201.62/53,916.71
  6. Step 6: Final answer
    x = 41,458.60

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