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Finding the Fourth Proportional to 22,468.76, 33,702.68 and 9,985.40

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Solution

The fourth proportional to 22,468.76, 33,702.68 and 9,985.40 is: 14,977.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,468.76 : 33,702.68 = 9,985.40 : x
  2. Step 2: Convert to fraction form
    22,468.76/33,702.68 = 9,985.40/x
  3. Step 3: Cross multiply
    22,468.76x = 33,702.68 × 9,985.40
  4. Step 4: Simplify right side
    22,468.76x = 336,534,740.87
  5. Step 5: Solve for x
    x = 336,534,740.87/22,468.76
  6. Step 6: Final answer
    x = 14,977.90

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