Home / 41,688.01-62,516.07-20,620.82

Finding the Fourth Proportional to 41,688.01, 62,516.07 and 20,620.82

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Solution

The fourth proportional to 41,688.01, 62,516.07 and 20,620.82 is: 30,923.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,688.01 : 62,516.07 = 20,620.82 : x
  2. Step 2: Convert to fraction form
    41,688.01/62,516.07 = 20,620.82/x
  3. Step 3: Cross multiply
    41,688.01x = 62,516.07 × 20,620.82
  4. Step 4: Simplify right side
    41,688.01x = 1,289,132,523.47
  5. Step 5: Solve for x
    x = 1,289,132,523.47/41,688.01
  6. Step 6: Final answer
    x = 30,923.34

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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.