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Finding the Fourth Proportional to 16,689.03, 25,033.33 and 6,828.29

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Solution

The fourth proportional to 16,689.03, 25,033.33 and 6,828.29 is: 10,242.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,689.03 : 25,033.33 = 6,828.29 : x
  2. Step 2: Convert to fraction form
    16,689.03/25,033.33 = 6,828.29/x
  3. Step 3: Cross multiply
    16,689.03x = 25,033.33 × 6,828.29
  4. Step 4: Simplify right side
    16,689.03x = 170,934,836.91
  5. Step 5: Solve for x
    x = 170,934,836.91/16,689.03
  6. Step 6: Final answer
    x = 10,242.35

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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.