Home / 49,981.50-75,025.62-21,532.56

Finding the Fourth Proportional to 49,981.50, 75,025.62 and 21,532.56

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Solution

The fourth proportional to 49,981.50, 75,025.62 and 21,532.56 is: 32,321.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,981.50 : 75,025.62 = 21,532.56 : x
  2. Step 2: Convert to fraction form
    49,981.50/75,025.62 = 21,532.56/x
  3. Step 3: Cross multiply
    49,981.50x = 75,025.62 × 21,532.56
  4. Step 4: Simplify right side
    49,981.50x = 1,615,493,664.19
  5. Step 5: Solve for x
    x = 1,615,493,664.19/49,981.50
  6. Step 6: Final answer
    x = 32,321.83

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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.