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Finding the Fourth Proportional to 40,670.88, 60,917.46 and 16,906.38

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Solution

The fourth proportional to 40,670.88, 60,917.46 and 16,906.38 is: 25,322.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,670.88 : 60,917.46 = 16,906.38 : x
  2. Step 2: Convert to fraction form
    40,670.88/60,917.46 = 16,906.38/x
  3. Step 3: Cross multiply
    40,670.88x = 60,917.46 × 16,906.38
  4. Step 4: Simplify right side
    40,670.88x = 1,029,893,727.39
  5. Step 5: Solve for x
    x = 1,029,893,727.39/40,670.88
  6. Step 6: Final answer
    x = 25,322.63

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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.