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Finding the Fourth Proportional to 44,019.98, 66,029.98 and 19,039.58

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Solution

The fourth proportional to 44,019.98, 66,029.98 and 19,039.58 is: 28,559.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,019.98 : 66,029.98 = 19,039.58 : x
  2. Step 2: Convert to fraction form
    44,019.98/66,029.98 = 19,039.58/x
  3. Step 3: Cross multiply
    44,019.98x = 66,029.98 × 19,039.58
  4. Step 4: Simplify right side
    44,019.98x = 1,257,183,086.61
  5. Step 5: Solve for x
    x = 1,257,183,086.61/44,019.98
  6. Step 6: Final answer
    x = 28,559.37

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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.