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Finding the Fourth Proportional to 32,479.70, 48,683.10 and 13,756.55

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Solution

The fourth proportional to 32,479.70, 48,683.10 and 13,756.55 is: 20,619.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,479.70 : 48,683.10 = 13,756.55 : x
  2. Step 2: Convert to fraction form
    32,479.70/48,683.10 = 13,756.55/x
  3. Step 3: Cross multiply
    32,479.70x = 48,683.10 × 13,756.55
  4. Step 4: Simplify right side
    32,479.70x = 669,711,499.31
  5. Step 5: Solve for x
    x = 669,711,499.31/32,479.70
  6. Step 6: Final answer
    x = 20,619.39

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