Home / 232,240.05-320,520.96-136,755.63

Finding the Fourth Proportional to 232,240.05, 320,520.96 and 136,755.63

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Solution

The fourth proportional to 232,240.05, 320,520.96 and 136,755.63 is: 188,740.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,240.05 : 320,520.96 = 136,755.63 : x
  2. Step 2: Convert to fraction form
    232,240.05/320,520.96 = 136,755.63/x
  3. Step 3: Cross multiply
    232,240.05x = 320,520.96 × 136,755.63
  4. Step 4: Simplify right side
    232,240.05x = 43,833,045,813.00
  5. Step 5: Solve for x
    x = 43,833,045,813.00/232,240.05
  6. Step 6: Final answer
    x = 188,740.25

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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.