Home / 107,183.70-160,684.83-40,587.12

Finding the Fourth Proportional to 107,183.70, 160,684.83 and 40,587.12

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Solution

The fourth proportional to 107,183.70, 160,684.83 and 40,587.12 is: 60,846.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,183.70 : 160,684.83 = 40,587.12 : x
  2. Step 2: Convert to fraction form
    107,183.70/160,684.83 = 40,587.12/x
  3. Step 3: Cross multiply
    107,183.70x = 160,684.83 × 40,587.12
  4. Step 4: Simplify right side
    107,183.70x = 6,521,734,477.39
  5. Step 5: Solve for x
    x = 6,521,734,477.39/107,183.70
  6. Step 6: Final answer
    x = 60,846.33

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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.