Home / 283,933.01-391,832.24-154,871.52

Finding the Fourth Proportional to 283,933.01, 391,832.24 and 154,871.52

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Solution

The fourth proportional to 283,933.01, 391,832.24 and 154,871.52 is: 213,725.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,933.01 : 391,832.24 = 154,871.52 : x
  2. Step 2: Convert to fraction form
    283,933.01/391,832.24 = 154,871.52/x
  3. Step 3: Cross multiply
    283,933.01x = 391,832.24 × 154,871.52
  4. Step 4: Simplify right side
    283,933.01x = 60,683,654,593.80
  5. Step 5: Solve for x
    x = 60,683,654,593.80/283,933.01
  6. Step 6: Final answer
    x = 213,725.25

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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.