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Finding the Fourth Proportional to 16,716.62, 25,075.71 and 6,848.99

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Solution

The fourth proportional to 16,716.62, 25,075.71 and 6,848.99 is: 10,273.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,716.62 : 25,075.71 = 6,848.99 : x
  2. Step 2: Convert to fraction form
    16,716.62/25,075.71 = 6,848.99/x
  3. Step 3: Cross multiply
    16,716.62x = 25,075.71 × 6,848.99
  4. Step 4: Simplify right side
    16,716.62x = 171,743,287.03
  5. Step 5: Solve for x
    x = 171,743,287.03/16,716.62
  6. Step 6: Final answer
    x = 10,273.80

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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.