Home / 54,777.62-75,593.42-30,579.68

Finding the Fourth Proportional to 54,777.62, 75,593.42 and 30,579.68

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Solution

The fourth proportional to 54,777.62, 75,593.42 and 30,579.68 is: 42,200.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,777.62 : 75,593.42 = 30,579.68 : x
  2. Step 2: Convert to fraction form
    54,777.62/75,593.42 = 30,579.68/x
  3. Step 3: Cross multiply
    54,777.62x = 75,593.42 × 30,579.68
  4. Step 4: Simplify right side
    54,777.62x = 2,311,622,593.71
  5. Step 5: Solve for x
    x = 2,311,622,593.71/54,777.62
  6. Step 6: Final answer
    x = 42,200.13

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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.