Home / 283,826.66-391,737.53-163,050.80

Finding the Fourth Proportional to 283,826.66, 391,737.53 and 163,050.80

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Solution

The fourth proportional to 283,826.66, 391,737.53 and 163,050.80 is: 225,042.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,826.66 : 391,737.53 = 163,050.80 : x
  2. Step 2: Convert to fraction form
    283,826.66/391,737.53 = 163,050.80/x
  3. Step 3: Cross multiply
    283,826.66x = 391,737.53 × 163,050.80
  4. Step 4: Simplify right side
    283,826.66x = 63,873,116,105.46
  5. Step 5: Solve for x
    x = 63,873,116,105.46/283,826.66
  6. Step 6: Final answer
    x = 225,042.70

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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.