Home / 232,809.15-320,970.20-152,096.43

Finding the Fourth Proportional to 232,809.15, 320,970.20 and 152,096.43

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Solution

The fourth proportional to 232,809.15, 320,970.20 and 152,096.43 is: 209,692.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,809.15 : 320,970.20 = 152,096.43 : x
  2. Step 2: Convert to fraction form
    232,809.15/320,970.20 = 152,096.43/x
  3. Step 3: Cross multiply
    232,809.15x = 320,970.20 × 152,096.43
  4. Step 4: Simplify right side
    232,809.15x = 48,818,421,556.39
  5. Step 5: Solve for x
    x = 48,818,421,556.39/232,809.15
  6. Step 6: Final answer
    x = 209,692.88

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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.