Home / 172,155.22-258,247.72-47,496.22

Finding the Fourth Proportional to 172,155.22, 258,247.72 and 47,496.22

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Solution

The fourth proportional to 172,155.22, 258,247.72 and 47,496.22 is: 71,248.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,155.22 : 258,247.72 = 47,496.22 : x
  2. Step 2: Convert to fraction form
    172,155.22/258,247.72 = 47,496.22/x
  3. Step 3: Cross multiply
    172,155.22x = 258,247.72 × 47,496.22
  4. Step 4: Simplify right side
    172,155.22x = 12,265,790,523.62
  5. Step 5: Solve for x
    x = 12,265,790,523.62/172,155.22
  6. Step 6: Final answer
    x = 71,248.44

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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.