Home / 193,196.90-289,762.14-51,043.70

Finding the Fourth Proportional to 193,196.90, 289,762.14 and 51,043.70

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Solution

The fourth proportional to 193,196.90, 289,762.14 and 51,043.70 is: 76,556.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,196.90 : 289,762.14 = 51,043.70 : x
  2. Step 2: Convert to fraction form
    193,196.90/289,762.14 = 51,043.70/x
  3. Step 3: Cross multiply
    193,196.90x = 289,762.14 × 51,043.70
  4. Step 4: Simplify right side
    193,196.90x = 14,790,531,745.52
  5. Step 5: Solve for x
    x = 14,790,531,745.52/193,196.90
  6. Step 6: Final answer
    x = 76,556.78

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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.