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Finding the Fourth Proportional to 16,709.40, 25,064.10 and 10,367.10

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Solution

The fourth proportional to 16,709.40, 25,064.10 and 10,367.10 is: 15,550.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,709.40 : 25,064.10 = 10,367.10 : x
  2. Step 2: Convert to fraction form
    16,709.40/25,064.10 = 10,367.10/x
  3. Step 3: Cross multiply
    16,709.40x = 25,064.10 × 10,367.10
  4. Step 4: Simplify right side
    16,709.40x = 259,842,031.11
  5. Step 5: Solve for x
    x = 259,842,031.11/16,709.40
  6. Step 6: Final answer
    x = 15,550.65

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Similar ratio
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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.