Home / 54,786.30-75,605.12-29,635.80

Finding the Fourth Proportional to 54,786.30, 75,605.12 and 29,635.80

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Solution

The fourth proportional to 54,786.30, 75,605.12 and 29,635.80 is: 40,897.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,786.30 : 75,605.12 = 29,635.80 : x
  2. Step 2: Convert to fraction form
    54,786.30/75,605.12 = 29,635.80/x
  3. Step 3: Cross multiply
    54,786.30x = 75,605.12 × 29,635.80
  4. Step 4: Simplify right side
    54,786.30x = 2,240,618,215.30
  5. Step 5: Solve for x
    x = 2,240,618,215.30/54,786.30
  6. Step 6: Final answer
    x = 40,897.42

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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.