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Finding the Fourth Proportional to 16,868.01, 25,302.94 and 7,008.29

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Solution

The fourth proportional to 16,868.01, 25,302.94 and 7,008.29 is: 10,512.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,868.01 : 25,302.94 = 7,008.29 : x
  2. Step 2: Convert to fraction form
    16,868.01/25,302.94 = 7,008.29/x
  3. Step 3: Cross multiply
    16,868.01x = 25,302.94 × 7,008.29
  4. Step 4: Simplify right side
    16,868.01x = 177,330,197.34
  5. Step 5: Solve for x
    x = 177,330,197.34/16,868.01
  6. Step 6: Final answer
    x = 10,512.81

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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.