Home / 54,328.64-81,462.24-32,144.96

Finding the Fourth Proportional to 54,328.64, 81,462.24 and 32,144.96

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Solution

The fourth proportional to 54,328.64, 81,462.24 and 32,144.96 is: 48,199.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,328.64 : 81,462.24 = 32,144.96 : x
  2. Step 2: Convert to fraction form
    54,328.64/81,462.24 = 32,144.96/x
  3. Step 3: Cross multiply
    54,328.64x = 81,462.24 × 32,144.96
  4. Step 4: Simplify right side
    54,328.64x = 2,618,600,446.31
  5. Step 5: Solve for x
    x = 2,618,600,446.31/54,328.64
  6. Step 6: Final answer
    x = 48,199.26

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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.