Home / 42,268.40-63,412.20-24,729.20

Finding the Fourth Proportional to 42,268.40, 63,412.20 and 24,729.20

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Solution

The fourth proportional to 42,268.40, 63,412.20 and 24,729.20 is: 37,099.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,268.40 : 63,412.20 = 24,729.20 : x
  2. Step 2: Convert to fraction form
    42,268.40/63,412.20 = 24,729.20/x
  3. Step 3: Cross multiply
    42,268.40x = 63,412.20 × 24,729.20
  4. Step 4: Simplify right side
    42,268.40x = 1,568,132,976.24
  5. Step 5: Solve for x
    x = 1,568,132,976.24/42,268.40
  6. Step 6: Final answer
    x = 37,099.42

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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.