Home / 54,728.57-75,525.42-29,578.07

Finding the Fourth Proportional to 54,728.57, 75,525.42 and 29,578.07

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Solution

The fourth proportional to 54,728.57, 75,525.42 and 29,578.07 is: 40,817.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,728.57 : 75,525.42 = 29,578.07 : x
  2. Step 2: Convert to fraction form
    54,728.57/75,525.42 = 29,578.07/x
  3. Step 3: Cross multiply
    54,728.57x = 75,525.42 × 29,578.07
  4. Step 4: Simplify right side
    54,728.57x = 2,233,895,781.91
  5. Step 5: Solve for x
    x = 2,233,895,781.91/54,728.57
  6. Step 6: Final answer
    x = 40,817.73

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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.