Home / 56,800.64-85,171.04-30,161.57

Finding the Fourth Proportional to 56,800.64, 85,171.04 and 30,161.57

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Solution

The fourth proportional to 56,800.64, 85,171.04 and 30,161.57 is: 45,226.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,800.64 : 85,171.04 = 30,161.57 : x
  2. Step 2: Convert to fraction form
    56,800.64/85,171.04 = 30,161.57/x
  3. Step 3: Cross multiply
    56,800.64x = 85,171.04 × 30,161.57
  4. Step 4: Simplify right side
    56,800.64x = 2,568,891,708.27
  5. Step 5: Solve for x
    x = 2,568,891,708.27/56,800.64
  6. Step 6: Final answer
    x = 45,226.46

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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.