Home / 50,022.50-69,032.33-30,151.78

Finding the Fourth Proportional to 50,022.50, 69,032.33 and 30,151.78

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Solution

The fourth proportional to 50,022.50, 69,032.33 and 30,151.78 is: 41,610.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,022.50 : 69,032.33 = 30,151.78 : x
  2. Step 2: Convert to fraction form
    50,022.50/69,032.33 = 30,151.78/x
  3. Step 3: Cross multiply
    50,022.50x = 69,032.33 × 30,151.78
  4. Step 4: Simplify right side
    50,022.50x = 2,081,447,627.05
  5. Step 5: Solve for x
    x = 2,081,447,627.05/50,022.50
  6. Step 6: Final answer
    x = 41,610.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.