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Finding the Fourth Proportional to 25,151.48, 37,542.79 and 22,199.48

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Solution

The fourth proportional to 25,151.48, 37,542.79 and 22,199.48 is: 33,136.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,151.48 : 37,542.79 = 22,199.48 : x
  2. Step 2: Convert to fraction form
    25,151.48/37,542.79 = 22,199.48/x
  3. Step 3: Cross multiply
    25,151.48x = 37,542.79 × 22,199.48
  4. Step 4: Simplify right side
    25,151.48x = 833,430,415.75
  5. Step 5: Solve for x
    x = 833,430,415.75/25,151.48
  6. Step 6: Final answer
    x = 33,136.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.