Home / 54,018.86-81,028.28-14,575.97

Finding the Fourth Proportional to 54,018.86, 81,028.28 and 14,575.97

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Solution

The fourth proportional to 54,018.86, 81,028.28 and 14,575.97 is: 21,863.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,018.86 : 81,028.28 = 14,575.97 : x
  2. Step 2: Convert to fraction form
    54,018.86/81,028.28 = 14,575.97/x
  3. Step 3: Cross multiply
    54,018.86x = 81,028.28 × 14,575.97
  4. Step 4: Simplify right side
    54,018.86x = 1,181,065,300.41
  5. Step 5: Solve for x
    x = 1,181,065,300.41/54,018.86
  6. Step 6: Final answer
    x = 21,863.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.