Home / 168,047.46-231,832.64-100,026.30

Finding the Fourth Proportional to 168,047.46, 231,832.64 and 100,026.30

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Solution

The fourth proportional to 168,047.46, 231,832.64 and 100,026.30 is: 137,992.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,047.46 : 231,832.64 = 100,026.30 : x
  2. Step 2: Convert to fraction form
    168,047.46/231,832.64 = 100,026.30/x
  3. Step 3: Cross multiply
    168,047.46x = 231,832.64 × 100,026.30
  4. Step 4: Simplify right side
    168,047.46x = 23,189,360,698.30
  5. Step 5: Solve for x
    x = 23,189,360,698.30/168,047.46
  6. Step 6: Final answer
    x = 137,992.93

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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.