Home / 57,188.52-78,906.42-43,774.92

Finding the Fourth Proportional to 57,188.52, 78,906.42 and 43,774.92

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Solution

The fourth proportional to 57,188.52, 78,906.42 and 43,774.92 is: 60,398.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,188.52 : 78,906.42 = 43,774.92 : x
  2. Step 2: Convert to fraction form
    57,188.52/78,906.42 = 43,774.92/x
  3. Step 3: Cross multiply
    57,188.52x = 78,906.42 × 43,774.92
  4. Step 4: Simplify right side
    57,188.52x = 3,454,122,222.99
  5. Step 5: Solve for x
    x = 3,454,122,222.99/57,188.52
  6. Step 6: Final answer
    x = 60,398.87

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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.