Home / 283,381.24-391,014.66-170,205.88

Finding the Fourth Proportional to 283,381.24, 391,014.66 and 170,205.88

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Solution

The fourth proportional to 283,381.24, 391,014.66 and 170,205.88 is: 234,853.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,381.24 : 391,014.66 = 170,205.88 : x
  2. Step 2: Convert to fraction form
    283,381.24/391,014.66 = 170,205.88/x
  3. Step 3: Cross multiply
    283,381.24x = 391,014.66 × 170,205.88
  4. Step 4: Simplify right side
    283,381.24x = 66,552,994,298.20
  5. Step 5: Solve for x
    x = 66,552,994,298.20/283,381.24
  6. Step 6: Final answer
    x = 234,853.21

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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.