Home / 283,787.12-391,694.46-170,588

Finding the Fourth Proportional to 283,787.12, 391,694.46 and 170,588

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Solution

The fourth proportional to 283,787.12, 391,694.46 and 170,588 is: 235,452.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,787.12 : 391,694.46 = 170,588 : x
  2. Step 2: Convert to fraction form
    283,787.12/391,694.46 = 170,588/x
  3. Step 3: Cross multiply
    283,787.12x = 391,694.46 × 170,588
  4. Step 4: Simplify right side
    283,787.12x = 66,818,374,542.48
  5. Step 5: Solve for x
    x = 66,818,374,542.48/283,787.12
  6. Step 6: Final answer
    x = 235,452.46

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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.