Home / 54,786.25-75,605.10-29,635.75

Finding the Fourth Proportional to 54,786.25, 75,605.10 and 29,635.75

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Solution

The fourth proportional to 54,786.25, 75,605.10 and 29,635.75 is: 40,897.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,786.25 : 75,605.10 = 29,635.75 : x
  2. Step 2: Convert to fraction form
    54,786.25/75,605.10 = 29,635.75/x
  3. Step 3: Cross multiply
    54,786.25x = 75,605.10 × 29,635.75
  4. Step 4: Simplify right side
    54,786.25x = 2,240,613,694.15
  5. Step 5: Solve for x
    x = 2,240,613,694.15/54,786.25
  6. Step 6: Final answer
    x = 40,897.37

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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.