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Finding the Fourth Proportional to 72,806.01, 109,208.93 and 22,890.47

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Solution

The fourth proportional to 72,806.01, 109,208.93 and 22,890.47 is: 34,335.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,806.01 : 109,208.93 = 22,890.47 : x
  2. Step 2: Convert to fraction form
    72,806.01/109,208.93 = 22,890.47/x
  3. Step 3: Cross multiply
    72,806.01x = 109,208.93 × 22,890.47
  4. Step 4: Simplify right side
    72,806.01x = 2,499,843,075.40
  5. Step 5: Solve for x
    x = 2,499,843,075.40/72,806.01
  6. Step 6: Final answer
    x = 34,335.67

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