Home / 54,020.60-81,027.06-14,579.96

Finding the Fourth Proportional to 54,020.60, 81,027.06 and 14,579.96

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Solution

The fourth proportional to 54,020.60, 81,027.06 and 14,579.96 is: 21,868.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,020.60 : 81,027.06 = 14,579.96 : x
  2. Step 2: Convert to fraction form
    54,020.60/81,027.06 = 14,579.96/x
  3. Step 3: Cross multiply
    54,020.60x = 81,027.06 × 14,579.96
  4. Step 4: Simplify right side
    54,020.60x = 1,181,371,293.72
  5. Step 5: Solve for x
    x = 1,181,371,293.72/54,020.60
  6. Step 6: Final answer
    x = 21,868.90

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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.