Home / 41,517.12-57,310.74-31,445.58

Finding the Fourth Proportional to 41,517.12, 57,310.74 and 31,445.58

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Solution

The fourth proportional to 41,517.12, 57,310.74 and 31,445.58 is: 43,407.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,517.12 : 57,310.74 = 31,445.58 : x
  2. Step 2: Convert to fraction form
    41,517.12/57,310.74 = 31,445.58/x
  3. Step 3: Cross multiply
    41,517.12x = 57,310.74 × 31,445.58
  4. Step 4: Simplify right side
    41,517.12x = 1,802,169,459.53
  5. Step 5: Solve for x
    x = 1,802,169,459.53/41,517.12
  6. Step 6: Final answer
    x = 43,407.86

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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.