Home / 38,480.85-57,741.23-29,118.06

Finding the Fourth Proportional to 38,480.85, 57,741.23 and 29,118.06

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Solution

The fourth proportional to 38,480.85, 57,741.23 and 29,118.06 is: 43,692.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,480.85 : 57,741.23 = 29,118.06 : x
  2. Step 2: Convert to fraction form
    38,480.85/57,741.23 = 29,118.06/x
  3. Step 3: Cross multiply
    38,480.85x = 57,741.23 × 29,118.06
  4. Step 4: Simplify right side
    38,480.85x = 1,681,312,672.41
  5. Step 5: Solve for x
    x = 1,681,312,672.41/38,480.85
  6. Step 6: Final answer
    x = 43,692.19

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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.