Home / 69,231.24-103,832.28-29,777.76

Finding the Fourth Proportional to 69,231.24, 103,832.28 and 29,777.76

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Solution

The fourth proportional to 69,231.24, 103,832.28 and 29,777.76 is: 44,660.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,231.24 : 103,832.28 = 29,777.76 : x
  2. Step 2: Convert to fraction form
    69,231.24/103,832.28 = 29,777.76/x
  3. Step 3: Cross multiply
    69,231.24x = 103,832.28 × 29,777.76
  4. Step 4: Simplify right side
    69,231.24x = 3,091,892,714.09
  5. Step 5: Solve for x
    x = 3,091,892,714.09/69,231.24
  6. Step 6: Final answer
    x = 44,660.37

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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.