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Finding the Fourth Proportional to 60,451.92, 90,684.78 and 16,080.48

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Solution

The fourth proportional to 60,451.92, 90,684.78 and 16,080.48 is: 24,122.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,451.92 : 90,684.78 = 16,080.48 : x
  2. Step 2: Convert to fraction form
    60,451.92/90,684.78 = 16,080.48/x
  3. Step 3: Cross multiply
    60,451.92x = 90,684.78 × 16,080.48
  4. Step 4: Simplify right side
    60,451.92x = 1,458,254,791.09
  5. Step 5: Solve for x
    x = 1,458,254,791.09/60,451.92
  6. Step 6: Final answer
    x = 24,122.56

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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.