Home / 283,828.33-391,669.02-161,304.69

Finding the Fourth Proportional to 283,828.33, 391,669.02 and 161,304.69

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Solution

The fourth proportional to 283,828.33, 391,669.02 and 161,304.69 is: 222,592.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,828.33 : 391,669.02 = 161,304.69 : x
  2. Step 2: Convert to fraction form
    283,828.33/391,669.02 = 161,304.69/x
  3. Step 3: Cross multiply
    283,828.33x = 391,669.02 × 161,304.69
  4. Step 4: Simplify right side
    283,828.33x = 63,178,049,853.70
  5. Step 5: Solve for x
    x = 63,178,049,853.70/283,828.33
  6. Step 6: Final answer
    x = 222,592.47

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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.