Home / 100,832.72-151,249.14-41,603.30

Finding the Fourth Proportional to 100,832.72, 151,249.14 and 41,603.30

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Solution

The fourth proportional to 100,832.72, 151,249.14 and 41,603.30 is: 62,404.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,832.72 : 151,249.14 = 41,603.30 : x
  2. Step 2: Convert to fraction form
    100,832.72/151,249.14 = 41,603.30/x
  3. Step 3: Cross multiply
    100,832.72x = 151,249.14 × 41,603.30
  4. Step 4: Simplify right side
    100,832.72x = 6,292,463,346.16
  5. Step 5: Solve for x
    x = 6,292,463,346.16/100,832.72
  6. Step 6: Final answer
    x = 62,404.97

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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.