Home / 49,439.04-74,164.32-16,161.60

Finding the Fourth Proportional to 49,439.04, 74,164.32 and 16,161.60

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Solution

The fourth proportional to 49,439.04, 74,164.32 and 16,161.60 is: 24,244.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,439.04 : 74,164.32 = 16,161.60 : x
  2. Step 2: Convert to fraction form
    49,439.04/74,164.32 = 16,161.60/x
  3. Step 3: Cross multiply
    49,439.04x = 74,164.32 × 16,161.60
  4. Step 4: Simplify right side
    49,439.04x = 1,198,614,074.11
  5. Step 5: Solve for x
    x = 1,198,614,074.11/49,439.04
  6. Step 6: Final answer
    x = 24,244.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.