Home / 54,019.32-81,028.98-14,576.43

Finding the Fourth Proportional to 54,019.32, 81,028.98 and 14,576.43

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Solution

The fourth proportional to 54,019.32, 81,028.98 and 14,576.43 is: 21,864.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,019.32 : 81,028.98 = 14,576.43 : x
  2. Step 2: Convert to fraction form
    54,019.32/81,028.98 = 14,576.43/x
  3. Step 3: Cross multiply
    54,019.32x = 81,028.98 × 14,576.43
  4. Step 4: Simplify right side
    54,019.32x = 1,181,113,254.94
  5. Step 5: Solve for x
    x = 1,181,113,254.94/54,019.32
  6. Step 6: Final answer
    x = 21,864.65

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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.