Home / 67,725.02-101,600.28-30,286.68

Finding the Fourth Proportional to 67,725.02, 101,600.28 and 30,286.68

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Solution

The fourth proportional to 67,725.02, 101,600.28 and 30,286.68 is: 45,435.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,725.02 : 101,600.28 = 30,286.68 : x
  2. Step 2: Convert to fraction form
    67,725.02/101,600.28 = 30,286.68/x
  3. Step 3: Cross multiply
    67,725.02x = 101,600.28 × 30,286.68
  4. Step 4: Simplify right side
    67,725.02x = 3,077,135,168.27
  5. Step 5: Solve for x
    x = 3,077,135,168.27/67,725.02
  6. Step 6: Final answer
    x = 45,435.73

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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.