Home / 57,220.13-85,813.39-22,151.41

Finding the Fourth Proportional to 57,220.13, 85,813.39 and 22,151.41

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Solution

The fourth proportional to 57,220.13, 85,813.39 and 22,151.41 is: 33,220.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,220.13 : 85,813.39 = 22,151.41 : x
  2. Step 2: Convert to fraction form
    57,220.13/85,813.39 = 22,151.41/x
  3. Step 3: Cross multiply
    57,220.13x = 85,813.39 × 22,151.41
  4. Step 4: Simplify right side
    57,220.13x = 1,900,887,585.38
  5. Step 5: Solve for x
    x = 1,900,887,585.38/57,220.13
  6. Step 6: Final answer
    x = 33,220.61

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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.