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Finding the Fourth Proportional to 32,622.60, 48,979.80 and 16,838.40

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Solution

The fourth proportional to 32,622.60, 48,979.80 and 16,838.40 is: 25,281.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,622.60 : 48,979.80 = 16,838.40 : x
  2. Step 2: Convert to fraction form
    32,622.60/48,979.80 = 16,838.40/x
  3. Step 3: Cross multiply
    32,622.60x = 48,979.80 × 16,838.40
  4. Step 4: Simplify right side
    32,622.60x = 824,741,464.32
  5. Step 5: Solve for x
    x = 824,741,464.32/32,622.60
  6. Step 6: Final answer
    x = 25,281.29

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