Home / 199,093.04-298,481.64-99,198.80

Finding the Fourth Proportional to 199,093.04, 298,481.64 and 99,198.80

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Solution

The fourth proportional to 199,093.04, 298,481.64 and 99,198.80 is: 148,719.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,093.04 : 298,481.64 = 99,198.80 : x
  2. Step 2: Convert to fraction form
    199,093.04/298,481.64 = 99,198.80/x
  3. Step 3: Cross multiply
    199,093.04x = 298,481.64 × 99,198.80
  4. Step 4: Simplify right side
    199,093.04x = 29,609,020,510.03
  5. Step 5: Solve for x
    x = 29,609,020,510.03/199,093.04
  6. Step 6: Final answer
    x = 148,719.52

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1.5x scale

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.