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Finding the Fourth Proportional to 199,094.76, 297,940.28 and 124,249.95

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Solution

The fourth proportional to 199,094.76, 297,940.28 and 124,249.95 is: 185,936.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,094.76 : 297,940.28 = 124,249.95 : x
  2. Step 2: Convert to fraction form
    199,094.76/297,940.28 = 124,249.95/x
  3. Step 3: Cross multiply
    199,094.76x = 297,940.28 × 124,249.95
  4. Step 4: Simplify right side
    199,094.76x = 37,019,064,271.74
  5. Step 5: Solve for x
    x = 37,019,064,271.74/199,094.76
  6. Step 6: Final answer
    x = 185,936.91

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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.