Home / 41,965.04-57,906.36-28,382.56

Finding the Fourth Proportional to 41,965.04, 57,906.36 and 28,382.56

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Solution

The fourth proportional to 41,965.04, 57,906.36 and 28,382.56 is: 39,164.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,965.04 : 57,906.36 = 28,382.56 : x
  2. Step 2: Convert to fraction form
    41,965.04/57,906.36 = 28,382.56/x
  3. Step 3: Cross multiply
    41,965.04x = 57,906.36 × 28,382.56
  4. Step 4: Simplify right side
    41,965.04x = 1,643,530,592.32
  5. Step 5: Solve for x
    x = 1,643,530,592.32/41,965.04
  6. Step 6: Final answer
    x = 39,164.28

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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.