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Finding the Fourth Proportional to 60,224.99, 83,149.47 and 38,724.38

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Solution

The fourth proportional to 60,224.99, 83,149.47 and 38,724.38 is: 53,464.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,224.99 : 83,149.47 = 38,724.38 : x
  2. Step 2: Convert to fraction form
    60,224.99/83,149.47 = 38,724.38/x
  3. Step 3: Cross multiply
    60,224.99x = 83,149.47 × 38,724.38
  4. Step 4: Simplify right side
    60,224.99x = 3,219,911,257.33
  5. Step 5: Solve for x
    x = 3,219,911,257.33/60,224.99
  6. Step 6: Final answer
    x = 53,464.71

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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.