Home / 49,385.71-74,090.35-16,105.80

Finding the Fourth Proportional to 49,385.71, 74,090.35 and 16,105.80

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Solution

The fourth proportional to 49,385.71, 74,090.35 and 16,105.80 is: 24,162.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,385.71 : 74,090.35 = 16,105.80 : x
  2. Step 2: Convert to fraction form
    49,385.71/74,090.35 = 16,105.80/x
  3. Step 3: Cross multiply
    49,385.71x = 74,090.35 × 16,105.80
  4. Step 4: Simplify right side
    49,385.71x = 1,193,284,359.03
  5. Step 5: Solve for x
    x = 1,193,284,359.03/49,385.71
  6. Step 6: Final answer
    x = 24,162.55

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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.