Home / 53,579.80-73,944.96-30,922.48

Finding the Fourth Proportional to 53,579.80, 73,944.96 and 30,922.48

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Solution

The fourth proportional to 53,579.80, 73,944.96 and 30,922.48 is: 42,675.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,579.80 : 73,944.96 = 30,922.48 : x
  2. Step 2: Convert to fraction form
    53,579.80/73,944.96 = 30,922.48/x
  3. Step 3: Cross multiply
    53,579.80x = 73,944.96 × 30,922.48
  4. Step 4: Simplify right side
    53,579.80x = 2,286,561,546.70
  5. Step 5: Solve for x
    x = 2,286,561,546.70/53,579.80
  6. Step 6: Final answer
    x = 42,675.81

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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.