Home / 74,118.57-111,183.98-24,197.57

Finding the Fourth Proportional to 74,118.57, 111,183.98 and 24,197.57

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Solution

The fourth proportional to 74,118.57, 111,183.98 and 24,197.57 is: 36,298.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,118.57 : 111,183.98 = 24,197.57 : x
  2. Step 2: Convert to fraction form
    74,118.57/111,183.98 = 24,197.57/x
  3. Step 3: Cross multiply
    74,118.57x = 111,183.98 × 24,197.57
  4. Step 4: Simplify right side
    74,118.57x = 2,690,382,138.93
  5. Step 5: Solve for x
    x = 2,690,382,138.93/74,118.57
  6. Step 6: Final answer
    x = 36,298.35

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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.