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Finding the Fourth Proportional to 67,154.92, 100,686.94 and 37,593.16

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Solution

The fourth proportional to 67,154.92, 100,686.94 and 37,593.16 is: 56,364.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,154.92 : 100,686.94 = 37,593.16 : x
  2. Step 2: Convert to fraction form
    67,154.92/100,686.94 = 37,593.16/x
  3. Step 3: Cross multiply
    67,154.92x = 100,686.94 × 37,593.16
  4. Step 4: Simplify right side
    67,154.92x = 3,785,140,245.33
  5. Step 5: Solve for x
    x = 3,785,140,245.33/67,154.92
  6. Step 6: Final answer
    x = 56,364.30

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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.