Home / 199,284.84-298,981.94-99,324.36

Finding the Fourth Proportional to 199,284.84, 298,981.94 and 99,324.36

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Solution

The fourth proportional to 199,284.84, 298,981.94 and 99,324.36 is: 149,013.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,284.84 : 298,981.94 = 99,324.36 : x
  2. Step 2: Convert to fraction form
    199,284.84/298,981.94 = 99,324.36/x
  3. Step 3: Cross multiply
    199,284.84x = 298,981.94 × 99,324.36
  4. Step 4: Simplify right side
    199,284.84x = 29,696,189,345.44
  5. Step 5: Solve for x
    x = 29,696,189,345.44/199,284.84
  6. Step 6: Final answer
    x = 149,013.79

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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.