Home / 232,399.37-320,717.49-130,431.15

Finding the Fourth Proportional to 232,399.37, 320,717.49 and 130,431.15

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Solution

The fourth proportional to 232,399.37, 320,717.49 and 130,431.15 is: 179,998.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,399.37 : 320,717.49 = 130,431.15 : x
  2. Step 2: Convert to fraction form
    232,399.37/320,717.49 = 130,431.15/x
  3. Step 3: Cross multiply
    232,399.37x = 320,717.49 × 130,431.15
  4. Step 4: Simplify right side
    232,399.37x = 41,831,551,045.81
  5. Step 5: Solve for x
    x = 41,831,551,045.81/232,399.37
  6. Step 6: Final answer
    x = 179,998.56

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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.