Home / 61,099.14-91,676.25-38,906.76

Finding the Fourth Proportional to 61,099.14, 91,676.25 and 38,906.76

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Solution

The fourth proportional to 61,099.14, 91,676.25 and 38,906.76 is: 58,377.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,099.14 : 91,676.25 = 38,906.76 : x
  2. Step 2: Convert to fraction form
    61,099.14/91,676.25 = 38,906.76/x
  3. Step 3: Cross multiply
    61,099.14x = 91,676.25 × 38,906.76
  4. Step 4: Simplify right side
    61,099.14x = 3,566,825,856.45
  5. Step 5: Solve for x
    x = 3,566,825,856.45/61,099.14
  6. Step 6: Final answer
    x = 58,377.68

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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.