Home / 50,403.20-69,555.48-29,181.92

Finding the Fourth Proportional to 50,403.20, 69,555.48 and 29,181.92

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Solution

The fourth proportional to 50,403.20, 69,555.48 and 29,181.92 is: 40,270.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,403.20 : 69,555.48 = 29,181.92 : x
  2. Step 2: Convert to fraction form
    50,403.20/69,555.48 = 29,181.92/x
  3. Step 3: Cross multiply
    50,403.20x = 69,555.48 × 29,181.92
  4. Step 4: Simplify right side
    50,403.20x = 2,029,762,452.92
  5. Step 5: Solve for x
    x = 2,029,762,452.92/50,403.20
  6. Step 6: Final answer
    x = 40,270.51

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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.