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Finding the Fourth Proportional to 61,198.70, 84,460.25 and 41,097.42

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Solution

The fourth proportional to 61,198.70, 84,460.25 and 41,097.42 is: 56,718.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,198.70 : 84,460.25 = 41,097.42 : x
  2. Step 2: Convert to fraction form
    61,198.70/84,460.25 = 41,097.42/x
  3. Step 3: Cross multiply
    61,198.70x = 84,460.25 × 41,097.42
  4. Step 4: Simplify right side
    61,198.70x = 3,471,098,470.30
  5. Step 5: Solve for x
    x = 3,471,098,470.30/61,198.70
  6. Step 6: Final answer
    x = 56,718.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.