Home / 32,115.56-44,324.68-20,180.66

Finding the Fourth Proportional to 32,115.56, 44,324.68 and 20,180.66

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Solution

The fourth proportional to 32,115.56, 44,324.68 and 20,180.66 is: 27,852.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,115.56 : 44,324.68 = 20,180.66 : x
  2. Step 2: Convert to fraction form
    32,115.56/44,324.68 = 20,180.66/x
  3. Step 3: Cross multiply
    32,115.56x = 44,324.68 × 20,180.66
  4. Step 4: Simplify right side
    32,115.56x = 894,501,296.69
  5. Step 5: Solve for x
    x = 894,501,296.69/32,115.56
  6. Step 6: Final answer
    x = 27,852.58

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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.