Home / 232,427.52-320,734.08-130,440.96

Finding the Fourth Proportional to 232,427.52, 320,734.08 and 130,440.96

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Solution

The fourth proportional to 232,427.52, 320,734.08 and 130,440.96 is: 179,999.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,427.52 : 320,734.08 = 130,440.96 : x
  2. Step 2: Convert to fraction form
    232,427.52/320,734.08 = 130,440.96/x
  3. Step 3: Cross multiply
    232,427.52x = 320,734.08 × 130,440.96
  4. Step 4: Simplify right side
    232,427.52x = 41,836,861,299.92
  5. Step 5: Solve for x
    x = 41,836,861,299.92/232,427.52
  6. Step 6: Final answer
    x = 179,999.60

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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.