Home / 54,728.64-75,525.51-29,578.14

Finding the Fourth Proportional to 54,728.64, 75,525.51 and 29,578.14

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Solution

The fourth proportional to 54,728.64, 75,525.51 and 29,578.14 is: 40,817.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,728.64 : 75,525.51 = 29,578.14 : x
  2. Step 2: Convert to fraction form
    54,728.64/75,525.51 = 29,578.14/x
  3. Step 3: Cross multiply
    54,728.64x = 75,525.51 × 29,578.14
  4. Step 4: Simplify right side
    54,728.64x = 2,233,904,108.35
  5. Step 5: Solve for x
    x = 2,233,904,108.35/54,728.64
  6. Step 6: Final answer
    x = 40,817.83

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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.