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Finding the Fourth Proportional to 41,034.40, 61,486.80 and 26,216.80

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Solution

The fourth proportional to 41,034.40, 61,486.80 and 26,216.80 is: 39,283.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,034.40 : 61,486.80 = 26,216.80 : x
  2. Step 2: Convert to fraction form
    41,034.40/61,486.80 = 26,216.80/x
  3. Step 3: Cross multiply
    41,034.40x = 61,486.80 × 26,216.80
  4. Step 4: Simplify right side
    41,034.40x = 1,611,987,138.24
  5. Step 5: Solve for x
    x = 1,611,987,138.24/41,034.40
  6. Step 6: Final answer
    x = 39,283.80

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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.