Home / 42,145.20-58,170.60-24,249.60

Finding the Fourth Proportional to 42,145.20, 58,170.60 and 24,249.60

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Solution

The fourth proportional to 42,145.20, 58,170.60 and 24,249.60 is: 33,470.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,145.20 : 58,170.60 = 24,249.60 : x
  2. Step 2: Convert to fraction form
    42,145.20/58,170.60 = 24,249.60/x
  3. Step 3: Cross multiply
    42,145.20x = 58,170.60 × 24,249.60
  4. Step 4: Simplify right side
    42,145.20x = 1,410,613,781.76
  5. Step 5: Solve for x
    x = 1,410,613,781.76/42,145.20
  6. Step 6: Final answer
    x = 33,470.33

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1.5x scale

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.