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Finding the Fourth Proportional to 75,289.60, 112,762.02 and 37,860.31

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Solution

The fourth proportional to 75,289.60, 112,762.02 and 37,860.31 is: 56,703.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,289.60 : 112,762.02 = 37,860.31 : x
  2. Step 2: Convert to fraction form
    75,289.60/112,762.02 = 37,860.31/x
  3. Step 3: Cross multiply
    75,289.60x = 112,762.02 × 37,860.31
  4. Step 4: Simplify right side
    75,289.60x = 4,269,205,316.35
  5. Step 5: Solve for x
    x = 4,269,205,316.35/75,289.60
  6. Step 6: Final answer
    x = 56,703.78

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