Home / 54,142.44-81,221.28-16,705.55

Finding the Fourth Proportional to 54,142.44, 81,221.28 and 16,705.55

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Solution

The fourth proportional to 54,142.44, 81,221.28 and 16,705.55 is: 25,060.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,142.44 : 81,221.28 = 16,705.55 : x
  2. Step 2: Convert to fraction form
    54,142.44/81,221.28 = 16,705.55/x
  3. Step 3: Cross multiply
    54,142.44x = 81,221.28 × 16,705.55
  4. Step 4: Simplify right side
    54,142.44x = 1,356,846,154.10
  5. Step 5: Solve for x
    x = 1,356,846,154.10/54,142.44
  6. Step 6: Final answer
    x = 25,060.68

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1.5x scale

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.