Home / 57,227.50-85,855.83-21,703.33

Finding the Fourth Proportional to 57,227.50, 85,855.83 and 21,703.33

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Solution

The fourth proportional to 57,227.50, 85,855.83 and 21,703.33 is: 32,560.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,227.50 : 85,855.83 = 21,703.33 : x
  2. Step 2: Convert to fraction form
    57,227.50/85,855.83 = 21,703.33/x
  3. Step 3: Cross multiply
    57,227.50x = 85,855.83 × 21,703.33
  4. Step 4: Simplify right side
    57,227.50x = 1,863,357,410.91
  5. Step 5: Solve for x
    x = 1,863,357,410.91/57,227.50
  6. Step 6: Final answer
    x = 32,560.52

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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.