Home / 75,099.35-103,635.53-41,107.05

Finding the Fourth Proportional to 75,099.35, 103,635.53 and 41,107.05

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Solution

The fourth proportional to 75,099.35, 103,635.53 and 41,107.05 is: 56,726.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,099.35 : 103,635.53 = 41,107.05 : x
  2. Step 2: Convert to fraction form
    75,099.35/103,635.53 = 41,107.05/x
  3. Step 3: Cross multiply
    75,099.35x = 103,635.53 × 41,107.05
  4. Step 4: Simplify right side
    75,099.35x = 4,260,150,913.49
  5. Step 5: Solve for x
    x = 4,260,150,913.49/75,099.35
  6. Step 6: Final answer
    x = 56,726.87

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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.