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Finding the Fourth Proportional to 15,671.73, 23,513.73 and 6,900.49

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Solution

The fourth proportional to 15,671.73, 23,513.73 and 6,900.49 is: 10,353.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,671.73 : 23,513.73 = 6,900.49 : x
  2. Step 2: Convert to fraction form
    15,671.73/23,513.73 = 6,900.49/x
  3. Step 3: Cross multiply
    15,671.73x = 23,513.73 × 6,900.49
  4. Step 4: Simplify right side
    15,671.73x = 162,256,258.73
  5. Step 5: Solve for x
    x = 162,256,258.73/15,671.73
  6. Step 6: Final answer
    x = 10,353.44

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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.