Home / 54,287.42-81,431.06-14,844.87

Finding the Fourth Proportional to 54,287.42, 81,431.06 and 14,844.87

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Solution

The fourth proportional to 54,287.42, 81,431.06 and 14,844.87 is: 22,267.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,287.42 : 81,431.06 = 14,844.87 : x
  2. Step 2: Convert to fraction form
    54,287.42/81,431.06 = 14,844.87/x
  3. Step 3: Cross multiply
    54,287.42x = 81,431.06 × 14,844.87
  4. Step 4: Simplify right side
    54,287.42x = 1,208,833,425.44
  5. Step 5: Solve for x
    x = 1,208,833,425.44/54,287.42
  6. Step 6: Final answer
    x = 22,267.29

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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.