Home / 55,109.28-76,024-32,737.44

Finding the Fourth Proportional to 55,109.28, 76,024 and 32,737.44

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Solution

The fourth proportional to 55,109.28, 76,024 and 32,737.44 is: 45,161.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,109.28 : 76,024 = 32,737.44 : x
  2. Step 2: Convert to fraction form
    55,109.28/76,024 = 32,737.44/x
  3. Step 3: Cross multiply
    55,109.28x = 76,024 × 32,737.44
  4. Step 4: Simplify right side
    55,109.28x = 2,488,831,138.56
  5. Step 5: Solve for x
    x = 2,488,831,138.56/55,109.28
  6. Step 6: Final answer
    x = 45,161.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.