Home / 54,370.72-81,546.36-14,922.64

Finding the Fourth Proportional to 54,370.72, 81,546.36 and 14,922.64

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Solution

The fourth proportional to 54,370.72, 81,546.36 and 14,922.64 is: 22,381.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,370.72 : 81,546.36 = 14,922.64 : x
  2. Step 2: Convert to fraction form
    54,370.72/81,546.36 = 14,922.64/x
  3. Step 3: Cross multiply
    54,370.72x = 81,546.36 × 14,922.64
  4. Step 4: Simplify right side
    54,370.72x = 1,216,886,973.59
  5. Step 5: Solve for x
    x = 1,216,886,973.59/54,370.72
  6. Step 6: Final answer
    x = 22,381.29

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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.