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Finding the Fourth Proportional to 41,298.99, 61,939.14 and 19,100.18

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Solution

The fourth proportional to 41,298.99, 61,939.14 and 19,100.18 is: 28,645.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,298.99 : 61,939.14 = 19,100.18 : x
  2. Step 2: Convert to fraction form
    41,298.99/61,939.14 = 19,100.18/x
  3. Step 3: Cross multiply
    41,298.99x = 61,939.14 × 19,100.18
  4. Step 4: Simplify right side
    41,298.99x = 1,183,048,766.36
  5. Step 5: Solve for x
    x = 1,183,048,766.36/41,298.99
  6. Step 6: Final answer
    x = 28,645.95

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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.