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Finding the Fourth Proportional to 16,807.69, 25,220.04 and 6,954.04

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Solution

The fourth proportional to 16,807.69, 25,220.04 and 6,954.04 is: 10,434.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,807.69 : 25,220.04 = 6,954.04 : x
  2. Step 2: Convert to fraction form
    16,807.69/25,220.04 = 6,954.04/x
  3. Step 3: Cross multiply
    16,807.69x = 25,220.04 × 6,954.04
  4. Step 4: Simplify right side
    16,807.69x = 175,381,166.96
  5. Step 5: Solve for x
    x = 175,381,166.96/16,807.69
  6. Step 6: Final answer
    x = 10,434.58

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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.