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Finding the Fourth Proportional to 16,899, 25,348.52 and 4,587

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Solution

The fourth proportional to 16,899, 25,348.52 and 4,587 is: 6,880.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,899 : 25,348.52 = 4,587 : x
  2. Step 2: Convert to fraction form
    16,899/25,348.52 = 4,587/x
  3. Step 3: Cross multiply
    16,899x = 25,348.52 × 4,587
  4. Step 4: Simplify right side
    16,899x = 116,273,661.24
  5. Step 5: Solve for x
    x = 116,273,661.24/16,899
  6. Step 6: Final answer
    x = 6,880.51

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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.