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Finding the Fourth Proportional to 74,743.65, 103,087.91 and 47,888.67

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Solution

The fourth proportional to 74,743.65, 103,087.91 and 47,888.67 is: 66,048.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,743.65 : 103,087.91 = 47,888.67 : x
  2. Step 2: Convert to fraction form
    74,743.65/103,087.91 = 47,888.67/x
  3. Step 3: Cross multiply
    74,743.65x = 103,087.91 × 47,888.67
  4. Step 4: Simplify right side
    74,743.65x = 4,936,742,663.54
  5. Step 5: Solve for x
    x = 4,936,742,663.54/74,743.65
  6. Step 6: Final answer
    x = 66,048.99

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