Home / 167,877.24-251,657.55-83,557.69

Finding the Fourth Proportional to 167,877.24, 251,657.55 and 83,557.69

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Solution

The fourth proportional to 167,877.24, 251,657.55 and 83,557.69 is: 125,257.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,877.24 : 251,657.55 = 83,557.69 : x
  2. Step 2: Convert to fraction form
    167,877.24/251,657.55 = 83,557.69/x
  3. Step 3: Cross multiply
    167,877.24x = 251,657.55 × 83,557.69
  4. Step 4: Simplify right side
    167,877.24x = 21,027,922,919.92
  5. Step 5: Solve for x
    x = 21,027,922,919.92/167,877.24
  6. Step 6: Final answer
    x = 125,257.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.