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Finding the Fourth Proportional to 74,666.51, 103,039.74 and 41,132.51

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Solution

The fourth proportional to 74,666.51, 103,039.74 and 41,132.51 is: 56,762.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,666.51 : 103,039.74 = 41,132.51 : x
  2. Step 2: Convert to fraction form
    74,666.51/103,039.74 = 41,132.51/x
  3. Step 3: Cross multiply
    74,666.51x = 103,039.74 × 41,132.51
  4. Step 4: Simplify right side
    74,666.51x = 4,238,283,296.95
  5. Step 5: Solve for x
    x = 4,238,283,296.95/74,666.51
  6. Step 6: Final answer
    x = 56,762.84

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