Home / 38,716.75-57,685.93-36,170.69

Finding the Fourth Proportional to 38,716.75, 57,685.93 and 36,170.69

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Solution

The fourth proportional to 38,716.75, 57,685.93 and 36,170.69 is: 53,892.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,716.75 : 57,685.93 = 36,170.69 : x
  2. Step 2: Convert to fraction form
    38,716.75/57,685.93 = 36,170.69/x
  3. Step 3: Cross multiply
    38,716.75x = 57,685.93 × 36,170.69
  4. Step 4: Simplify right side
    38,716.75x = 2,086,539,891.39
  5. Step 5: Solve for x
    x = 2,086,539,891.39/38,716.75
  6. Step 6: Final answer
    x = 53,892.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.