Home / 75,035.20-103,550.52-43,205.44

Finding the Fourth Proportional to 75,035.20, 103,550.52 and 43,205.44

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Solution

The fourth proportional to 75,035.20, 103,550.52 and 43,205.44 is: 59,624.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,035.20 : 103,550.52 = 43,205.44 : x
  2. Step 2: Convert to fraction form
    75,035.20/103,550.52 = 43,205.44/x
  3. Step 3: Cross multiply
    75,035.20x = 103,550.52 × 43,205.44
  4. Step 4: Simplify right side
    75,035.20x = 4,473,945,778.83
  5. Step 5: Solve for x
    x = 4,473,945,778.83/75,035.20
  6. Step 6: Final answer
    x = 59,624.63

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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.