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Finding the Fourth Proportional to 67,235.62, 92,784.39 and 37,020.31

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Solution

The fourth proportional to 67,235.62, 92,784.39 and 37,020.31 is: 51,087.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,235.62 : 92,784.39 = 37,020.31 : x
  2. Step 2: Convert to fraction form
    67,235.62/92,784.39 = 37,020.31/x
  3. Step 3: Cross multiply
    67,235.62x = 92,784.39 × 37,020.31
  4. Step 4: Simplify right side
    67,235.62x = 3,434,906,880.96
  5. Step 5: Solve for x
    x = 3,434,906,880.96/67,235.62
  6. Step 6: Final answer
    x = 51,087.61

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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.