Home / 172,231.26-237,680.34-96,779.76

Finding the Fourth Proportional to 172,231.26, 237,680.34 and 96,779.76

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Solution

The fourth proportional to 172,231.26, 237,680.34 and 96,779.76 is: 133,556.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,231.26 : 237,680.34 = 96,779.76 : x
  2. Step 2: Convert to fraction form
    172,231.26/237,680.34 = 96,779.76/x
  3. Step 3: Cross multiply
    172,231.26x = 237,680.34 × 96,779.76
  4. Step 4: Simplify right side
    172,231.26x = 23,002,646,261.92
  5. Step 5: Solve for x
    x = 23,002,646,261.92/172,231.26
  6. Step 6: Final answer
    x = 133,556.74

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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.