Home / 233,108.79-349,663.23-154,204.56

Finding the Fourth Proportional to 233,108.79, 349,663.23 and 154,204.56

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Solution

The fourth proportional to 233,108.79, 349,663.23 and 154,204.56 is: 231,306.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,108.79 : 349,663.23 = 154,204.56 : x
  2. Step 2: Convert to fraction form
    233,108.79/349,663.23 = 154,204.56/x
  3. Step 3: Cross multiply
    233,108.79x = 349,663.23 × 154,204.56
  4. Step 4: Simplify right side
    233,108.79x = 53,919,664,530.33
  5. Step 5: Solve for x
    x = 53,919,664,530.33/233,108.79
  6. Step 6: Final answer
    x = 231,306.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.