Home / 75,329.28-103,954.12-41,338.33

Finding the Fourth Proportional to 75,329.28, 103,954.12 and 41,338.33

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Solution

The fourth proportional to 75,329.28, 103,954.12 and 41,338.33 is: 57,046.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,329.28 : 103,954.12 = 41,338.33 : x
  2. Step 2: Convert to fraction form
    75,329.28/103,954.12 = 41,338.33/x
  3. Step 3: Cross multiply
    75,329.28x = 103,954.12 × 41,338.33
  4. Step 4: Simplify right side
    75,329.28x = 4,297,289,717.42
  5. Step 5: Solve for x
    x = 4,297,289,717.42/75,329.28
  6. Step 6: Final answer
    x = 57,046.74

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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.