Home / 137,600.32-206,396.16-39,104.32

Finding the Fourth Proportional to 137,600.32, 206,396.16 and 39,104.32

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Solution

The fourth proportional to 137,600.32, 206,396.16 and 39,104.32 is: 58,655.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,600.32 : 206,396.16 = 39,104.32 : x
  2. Step 2: Convert to fraction form
    137,600.32/206,396.16 = 39,104.32/x
  3. Step 3: Cross multiply
    137,600.32x = 206,396.16 × 39,104.32
  4. Step 4: Simplify right side
    137,600.32x = 8,070,981,487.41
  5. Step 5: Solve for x
    x = 8,070,981,487.41/137,600.32
  6. Step 6: Final answer
    x = 58,655.25

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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.