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Finding the Fourth Proportional to 193,673.49, 290,557.07 and 67,295.41

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Solution

The fourth proportional to 193,673.49, 290,557.07 and 67,295.41 is: 100,959.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,673.49 : 290,557.07 = 67,295.41 : x
  2. Step 2: Convert to fraction form
    193,673.49/290,557.07 = 67,295.41/x
  3. Step 3: Cross multiply
    193,673.49x = 290,557.07 × 67,295.41
  4. Step 4: Simplify right side
    193,673.49x = 19,553,157,154.05
  5. Step 5: Solve for x
    x = 19,553,157,154.05/193,673.49
  6. Step 6: Final answer
    x = 100,959.39

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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.