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Finding the Fourth Proportional to 16,739.79, 25,116.01 and 8,841.99

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Solution

The fourth proportional to 16,739.79, 25,116.01 and 8,841.99 is: 13,266.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,739.79 : 25,116.01 = 8,841.99 : x
  2. Step 2: Convert to fraction form
    16,739.79/25,116.01 = 8,841.99/x
  3. Step 3: Cross multiply
    16,739.79x = 25,116.01 × 8,841.99
  4. Step 4: Simplify right side
    16,739.79x = 222,075,406.73
  5. Step 5: Solve for x
    x = 222,075,406.73/16,739.79
  6. Step 6: Final answer
    x = 13,266.32

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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.