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Finding the Fourth Proportional to 74,460.40, 111,698.76 and 32,311.51

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Solution

The fourth proportional to 74,460.40, 111,698.76 and 32,311.51 is: 48,470.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,460.40 : 111,698.76 = 32,311.51 : x
  2. Step 2: Convert to fraction form
    74,460.40/111,698.76 = 32,311.51/x
  3. Step 3: Cross multiply
    74,460.40x = 111,698.76 × 32,311.51
  4. Step 4: Simplify right side
    74,460.40x = 3,609,155,442.65
  5. Step 5: Solve for x
    x = 3,609,155,442.65/74,460.40
  6. Step 6: Final answer
    x = 48,470.81

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