Home / 39,770.04-54,879.38-23,414.64

Finding the Fourth Proportional to 39,770.04, 54,879.38 and 23,414.64

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Solution

The fourth proportional to 39,770.04, 54,879.38 and 23,414.64 is: 32,310.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,770.04 : 54,879.38 = 23,414.64 : x
  2. Step 2: Convert to fraction form
    39,770.04/54,879.38 = 23,414.64/x
  3. Step 3: Cross multiply
    39,770.04x = 54,879.38 × 23,414.64
  4. Step 4: Simplify right side
    39,770.04x = 1,284,980,926.12
  5. Step 5: Solve for x
    x = 1,284,980,926.12/39,770.04
  6. Step 6: Final answer
    x = 32,310.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.