Home / 54,558.56-81,842.60-15,116.02

Finding the Fourth Proportional to 54,558.56, 81,842.60 and 15,116.02

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Solution

The fourth proportional to 54,558.56, 81,842.60 and 15,116.02 is: 22,675.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,558.56 : 81,842.60 = 15,116.02 : x
  2. Step 2: Convert to fraction form
    54,558.56/81,842.60 = 15,116.02/x
  3. Step 3: Cross multiply
    54,558.56x = 81,842.60 × 15,116.02
  4. Step 4: Simplify right side
    54,558.56x = 1,237,134,211.64
  5. Step 5: Solve for x
    x = 1,237,134,211.64/54,558.56
  6. Step 6: Final answer
    x = 22,675.34

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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.