Home / 199,206.88-298,498.96-125,179.36

Finding the Fourth Proportional to 199,206.88, 298,498.96 and 125,179.36

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Solution

The fourth proportional to 199,206.88, 298,498.96 and 125,179.36 is: 187,573.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,206.88 : 298,498.96 = 125,179.36 : x
  2. Step 2: Convert to fraction form
    199,206.88/298,498.96 = 125,179.36/x
  3. Step 3: Cross multiply
    199,206.88x = 298,498.96 × 125,179.36
  4. Step 4: Simplify right side
    199,206.88x = 37,365,908,773.47
  5. Step 5: Solve for x
    x = 37,365,908,773.47/199,206.88
  6. Step 6: Final answer
    x = 187,573.38

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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.