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Finding the Fourth Proportional to 34,809.98, 48,037.83 and 18,894.44

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Solution

The fourth proportional to 34,809.98, 48,037.83 and 18,894.44 is: 26,074.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,809.98 : 48,037.83 = 18,894.44 : x
  2. Step 2: Convert to fraction form
    34,809.98/48,037.83 = 18,894.44/x
  3. Step 3: Cross multiply
    34,809.98x = 48,037.83 × 18,894.44
  4. Step 4: Simplify right side
    34,809.98x = 907,647,802.19
  5. Step 5: Solve for x
    x = 907,647,802.19/34,809.98
  6. Step 6: Final answer
    x = 26,074.36

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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.