Home / 199,431.19-298,979.01-92,760.94

Finding the Fourth Proportional to 199,431.19, 298,979.01 and 92,760.94

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Solution

The fourth proportional to 199,431.19, 298,979.01 and 92,760.94 is: 139,063.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,431.19 : 298,979.01 = 92,760.94 : x
  2. Step 2: Convert to fraction form
    199,431.19/298,979.01 = 92,760.94/x
  3. Step 3: Cross multiply
    199,431.19x = 298,979.01 × 92,760.94
  4. Step 4: Simplify right side
    199,431.19x = 27,733,573,260.42
  5. Step 5: Solve for x
    x = 27,733,573,260.42/199,431.19
  6. Step 6: Final answer
    x = 139,063.37

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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.