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Finding the Fourth Proportional to 16,702.49, 25,051.03 and 5,013.65

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Solution

The fourth proportional to 16,702.49, 25,051.03 and 5,013.65 is: 7,519.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,702.49 : 25,051.03 = 5,013.65 : x
  2. Step 2: Convert to fraction form
    16,702.49/25,051.03 = 5,013.65/x
  3. Step 3: Cross multiply
    16,702.49x = 25,051.03 × 5,013.65
  4. Step 4: Simplify right side
    16,702.49x = 125,597,096.56
  5. Step 5: Solve for x
    x = 125,597,096.56/16,702.49
  6. Step 6: Final answer
    x = 7,519.66

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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.