Home / 57,277.20-85,947.12-22,218.24

Finding the Fourth Proportional to 57,277.20, 85,947.12 and 22,218.24

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Solution

The fourth proportional to 57,277.20, 85,947.12 and 22,218.24 is: 33,339.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,277.20 : 85,947.12 = 22,218.24 : x
  2. Step 2: Convert to fraction form
    57,277.20/85,947.12 = 22,218.24/x
  3. Step 3: Cross multiply
    57,277.20x = 85,947.12 × 22,218.24
  4. Step 4: Simplify right side
    57,277.20x = 1,909,593,739.47
  5. Step 5: Solve for x
    x = 1,909,593,739.47/57,277.20
  6. Step 6: Final answer
    x = 33,339.51

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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.