Home / 57,099.92-78,792.36-33,229.76

Finding the Fourth Proportional to 57,099.92, 78,792.36 and 33,229.76

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Solution

The fourth proportional to 57,099.92, 78,792.36 and 33,229.76 is: 45,853.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,099.92 : 78,792.36 = 33,229.76 : x
  2. Step 2: Convert to fraction form
    57,099.92/78,792.36 = 33,229.76/x
  3. Step 3: Cross multiply
    57,099.92x = 78,792.36 × 33,229.76
  4. Step 4: Simplify right side
    57,099.92x = 2,618,251,212.63
  5. Step 5: Solve for x
    x = 2,618,251,212.63/57,099.92
  6. Step 6: Final answer
    x = 45,853.85

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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.