Home / 232,543.07-320,944.50-141,951.72

Finding the Fourth Proportional to 232,543.07, 320,944.50 and 141,951.72

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Solution

The fourth proportional to 232,543.07, 320,944.50 and 141,951.72 is: 195,914.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,543.07 : 320,944.50 = 141,951.72 : x
  2. Step 2: Convert to fraction form
    232,543.07/320,944.50 = 141,951.72/x
  3. Step 3: Cross multiply
    232,543.07x = 320,944.50 × 141,951.72
  4. Step 4: Simplify right side
    232,543.07x = 45,558,623,799.54
  5. Step 5: Solve for x
    x = 45,558,623,799.54/232,543.07
  6. Step 6: Final answer
    x = 195,914.78

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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.