Home / 232,388.54-320,708.46-130,408.73

Finding the Fourth Proportional to 232,388.54, 320,708.46 and 130,408.73

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Solution

The fourth proportional to 232,388.54, 320,708.46 and 130,408.73 is: 179,970.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,388.54 : 320,708.46 = 130,408.73 : x
  2. Step 2: Convert to fraction form
    232,388.54/320,708.46 = 130,408.73/x
  3. Step 3: Cross multiply
    232,388.54x = 320,708.46 × 130,408.73
  4. Step 4: Simplify right side
    232,388.54x = 41,823,184,860.99
  5. Step 5: Solve for x
    x = 41,823,184,860.99/232,388.54
  6. Step 6: Final answer
    x = 179,970.94

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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.