Home / 39,752.68-54,907.38-29,725.73

Finding the Fourth Proportional to 39,752.68, 54,907.38 and 29,725.73

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Solution

The fourth proportional to 39,752.68, 54,907.38 and 29,725.73 is: 41,057.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,752.68 : 54,907.38 = 29,725.73 : x
  2. Step 2: Convert to fraction form
    39,752.68/54,907.38 = 29,725.73/x
  3. Step 3: Cross multiply
    39,752.68x = 54,907.38 × 29,725.73
  4. Step 4: Simplify right side
    39,752.68x = 1,632,161,529.72
  5. Step 5: Solve for x
    x = 1,632,161,529.72/39,752.68
  6. Step 6: Final answer
    x = 41,057.90

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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.