Home / 54,099.76-81,150.24-16,659.53

Finding the Fourth Proportional to 54,099.76, 81,150.24 and 16,659.53

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Solution

The fourth proportional to 54,099.76, 81,150.24 and 16,659.53 is: 24,989.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,099.76 : 81,150.24 = 16,659.53 : x
  2. Step 2: Convert to fraction form
    54,099.76/81,150.24 = 16,659.53/x
  3. Step 3: Cross multiply
    54,099.76x = 81,150.24 × 16,659.53
  4. Step 4: Simplify right side
    54,099.76x = 1,351,924,857.79
  5. Step 5: Solve for x
    x = 1,351,924,857.79/54,099.76
  6. Step 6: Final answer
    x = 24,989.48

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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.