Home / 38,645.98-57,863.58-29,257.60

Finding the Fourth Proportional to 38,645.98, 57,863.58 and 29,257.60

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Solution

The fourth proportional to 38,645.98, 57,863.58 and 29,257.60 is: 43,806.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,645.98 : 57,863.58 = 29,257.60 : x
  2. Step 2: Convert to fraction form
    38,645.98/57,863.58 = 29,257.60/x
  3. Step 3: Cross multiply
    38,645.98x = 57,863.58 × 29,257.60
  4. Step 4: Simplify right side
    38,645.98x = 1,692,949,478.21
  5. Step 5: Solve for x
    x = 1,692,949,478.21/38,645.98
  6. Step 6: Final answer
    x = 43,806.61

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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.