Home / 50,380.08-75,579.84-28,218.48

Finding the Fourth Proportional to 50,380.08, 75,579.84 and 28,218.48

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Solution

The fourth proportional to 50,380.08, 75,579.84 and 28,218.48 is: 42,333.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,380.08 : 75,579.84 = 28,218.48 : x
  2. Step 2: Convert to fraction form
    50,380.08/75,579.84 = 28,218.48/x
  3. Step 3: Cross multiply
    50,380.08x = 75,579.84 × 28,218.48
  4. Step 4: Simplify right side
    50,380.08x = 2,132,748,203.44
  5. Step 5: Solve for x
    x = 2,132,748,203.44/50,380.08
  6. Step 6: Final answer
    x = 42,333.16

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1.5x scale

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.