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Finding the Fourth Proportional to 40,907.20, 61,396.80 and 24,246.40

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Solution

The fourth proportional to 40,907.20, 61,396.80 and 24,246.40 is: 36,390.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,907.20 : 61,396.80 = 24,246.40 : x
  2. Step 2: Convert to fraction form
    40,907.20/61,396.80 = 24,246.40/x
  3. Step 3: Cross multiply
    40,907.20x = 61,396.80 × 24,246.40
  4. Step 4: Simplify right side
    40,907.20x = 1,488,651,371.52
  5. Step 5: Solve for x
    x = 1,488,651,371.52/40,907.20
  6. Step 6: Final answer
    x = 36,390.94

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