Home / 69,645.72-96,108.42-37,813.92

Finding the Fourth Proportional to 69,645.72, 96,108.42 and 37,813.92

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Solution

The fourth proportional to 69,645.72, 96,108.42 and 37,813.92 is: 52,181.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,645.72 : 96,108.42 = 37,813.92 : x
  2. Step 2: Convert to fraction form
    69,645.72/96,108.42 = 37,813.92/x
  3. Step 3: Cross multiply
    69,645.72x = 96,108.42 × 37,813.92
  4. Step 4: Simplify right side
    69,645.72x = 3,634,236,105.21
  5. Step 5: Solve for x
    x = 3,634,236,105.21/69,645.72
  6. Step 6: Final answer
    x = 52,181.76

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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.