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Finding the Fourth Proportional to 60,216.33, 90,329.66 and 15,843.32

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Solution

The fourth proportional to 60,216.33, 90,329.66 and 15,843.32 is: 23,766.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,216.33 : 90,329.66 = 15,843.32 : x
  2. Step 2: Convert to fraction form
    60,216.33/90,329.66 = 15,843.32/x
  3. Step 3: Cross multiply
    60,216.33x = 90,329.66 × 15,843.32
  4. Step 4: Simplify right side
    60,216.33x = 1,431,121,178.01
  5. Step 5: Solve for x
    x = 1,431,121,178.01/60,216.33
  6. Step 6: Final answer
    x = 23,766.33

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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.