Home / 232,183.68-320,417.28-131,579.52

Finding the Fourth Proportional to 232,183.68, 320,417.28 and 131,579.52

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Solution

The fourth proportional to 232,183.68, 320,417.28 and 131,579.52 is: 181,581.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,183.68 : 320,417.28 = 131,579.52 : x
  2. Step 2: Convert to fraction form
    232,183.68/320,417.28 = 131,579.52/x
  3. Step 3: Cross multiply
    232,183.68x = 320,417.28 × 131,579.52
  4. Step 4: Simplify right side
    232,183.68x = 42,160,351,902.11
  5. Step 5: Solve for x
    x = 42,160,351,902.11/232,183.68
  6. Step 6: Final answer
    x = 181,581.89

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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.