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Finding the Fourth Proportional to 35,188.41, 48,556.92 and 21,583.92

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Solution

The fourth proportional to 35,188.41, 48,556.92 and 21,583.92 is: 29,783.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,188.41 : 48,556.92 = 21,583.92 : x
  2. Step 2: Convert to fraction form
    35,188.41/48,556.92 = 21,583.92/x
  3. Step 3: Cross multiply
    35,188.41x = 48,556.92 × 21,583.92
  4. Step 4: Simplify right side
    35,188.41x = 1,048,048,676.73
  5. Step 5: Solve for x
    x = 1,048,048,676.73/35,188.41
  6. Step 6: Final answer
    x = 29,783.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.