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Finding the Fourth Proportional to 193,641.98, 290,042.34 and 93,592.38

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Solution

The fourth proportional to 193,641.98, 290,042.34 and 93,592.38 is: 140,185.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,641.98 : 290,042.34 = 93,592.38 : x
  2. Step 2: Convert to fraction form
    193,641.98/290,042.34 = 93,592.38/x
  3. Step 3: Cross multiply
    193,641.98x = 290,042.34 × 93,592.38
  4. Step 4: Simplify right side
    193,641.98x = 27,145,752,901.37
  5. Step 5: Solve for x
    x = 27,145,752,901.37/193,641.98
  6. Step 6: Final answer
    x = 140,185.27

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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.