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Finding the Fourth Proportional to 200,884.52, 300,959.58 and 94,072.52

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Solution

The fourth proportional to 200,884.52, 300,959.58 and 94,072.52 is: 140,936.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,884.52 : 300,959.58 = 94,072.52 : x
  2. Step 2: Convert to fraction form
    200,884.52/300,959.58 = 94,072.52/x
  3. Step 3: Cross multiply
    200,884.52x = 300,959.58 × 94,072.52
  4. Step 4: Simplify right side
    200,884.52x = 28,312,026,108.74
  5. Step 5: Solve for x
    x = 28,312,026,108.74/200,884.52
  6. Step 6: Final answer
    x = 140,936.82

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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.