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Finding the Fourth Proportional to 16,706.45, 25,053.50 and 14,206.79

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Solution

The fourth proportional to 16,706.45, 25,053.50 and 14,206.79 is: 21,304.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,706.45 : 25,053.50 = 14,206.79 : x
  2. Step 2: Convert to fraction form
    16,706.45/25,053.50 = 14,206.79/x
  3. Step 3: Cross multiply
    16,706.45x = 25,053.50 × 14,206.79
  4. Step 4: Simplify right side
    16,706.45x = 355,929,911.42
  5. Step 5: Solve for x
    x = 355,929,911.42/16,706.45
  6. Step 6: Final answer
    x = 21,304.94

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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.