Home / 57,212.11-85,818.15-22,151.77

Finding the Fourth Proportional to 57,212.11, 85,818.15 and 22,151.77

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Solution

The fourth proportional to 57,212.11, 85,818.15 and 22,151.77 is: 33,227.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,212.11 : 85,818.15 = 22,151.77 : x
  2. Step 2: Convert to fraction form
    57,212.11/85,818.15 = 22,151.77/x
  3. Step 3: Cross multiply
    57,212.11x = 85,818.15 × 22,151.77
  4. Step 4: Simplify right side
    57,212.11x = 1,901,023,920.63
  5. Step 5: Solve for x
    x = 1,901,023,920.63/57,212.11
  6. Step 6: Final answer
    x = 33,227.65

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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.