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Finding the Fourth Proportional to 67,212.43, 92,743.72 and 44,516.23

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Solution

The fourth proportional to 67,212.43, 92,743.72 and 44,516.23 is: 61,426.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,212.43 : 92,743.72 = 44,516.23 : x
  2. Step 2: Convert to fraction form
    67,212.43/92,743.72 = 44,516.23/x
  3. Step 3: Cross multiply
    67,212.43x = 92,743.72 × 44,516.23
  4. Step 4: Simplify right side
    67,212.43x = 4,128,600,770.58
  5. Step 5: Solve for x
    x = 4,128,600,770.58/67,212.43
  6. Step 6: Final answer
    x = 61,426.15

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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.