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Finding the Fourth Proportional to 15,673.73, 23,516.73 and 6,902.49

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Solution

The fourth proportional to 15,673.73, 23,516.73 and 6,902.49 is: 10,356.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,673.73 : 23,516.73 = 6,902.49 : x
  2. Step 2: Convert to fraction form
    15,673.73/23,516.73 = 6,902.49/x
  3. Step 3: Cross multiply
    15,673.73x = 23,516.73 × 6,902.49
  4. Step 4: Simplify right side
    15,673.73x = 162,323,993.66
  5. Step 5: Solve for x
    x = 162,323,993.66/15,673.73
  6. Step 6: Final answer
    x = 10,356.44

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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.