Home / 234,840.99-324,111.11-131,514.53

Finding the Fourth Proportional to 234,840.99, 324,111.11 and 131,514.53

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Solution

The fourth proportional to 234,840.99, 324,111.11 and 131,514.53 is: 181,507.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,840.99 : 324,111.11 = 131,514.53 : x
  2. Step 2: Convert to fraction form
    234,840.99/324,111.11 = 131,514.53/x
  3. Step 3: Cross multiply
    234,840.99x = 324,111.11 × 131,514.53
  4. Step 4: Simplify right side
    234,840.99x = 42,625,320,299.43
  5. Step 5: Solve for x
    x = 42,625,320,299.43/234,840.99
  6. Step 6: Final answer
    x = 181,507.16

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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.