Home / 216,019.62-323,990.46-58,211.22

Finding the Fourth Proportional to 216,019.62, 323,990.46 and 58,211.22

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Solution

The fourth proportional to 216,019.62, 323,990.46 and 58,211.22 is: 87,306.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,019.62 : 323,990.46 = 58,211.22 : x
  2. Step 2: Convert to fraction form
    216,019.62/323,990.46 = 58,211.22/x
  3. Step 3: Cross multiply
    216,019.62x = 323,990.46 × 58,211.22
  4. Step 4: Simplify right side
    216,019.62x = 18,859,879,944.96
  5. Step 5: Solve for x
    x = 18,859,879,944.96/216,019.62
  6. Step 6: Final answer
    x = 87,306.33

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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.