Home / 50,010.36-75,036.22-21,915.80

Finding the Fourth Proportional to 50,010.36, 75,036.22 and 21,915.80

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Solution

The fourth proportional to 50,010.36, 75,036.22 and 21,915.80 is: 32,882.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,010.36 : 75,036.22 = 21,915.80 : x
  2. Step 2: Convert to fraction form
    50,010.36/75,036.22 = 21,915.80/x
  3. Step 3: Cross multiply
    50,010.36x = 75,036.22 × 21,915.80
  4. Step 4: Simplify right side
    50,010.36x = 1,644,478,790.28
  5. Step 5: Solve for x
    x = 1,644,478,790.28/50,010.36
  6. Step 6: Final answer
    x = 32,882.76

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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.