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Finding the Fourth Proportional to 27,604.70, 38,094.63 and 15,029.54

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Solution

The fourth proportional to 27,604.70, 38,094.63 and 15,029.54 is: 20,740.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,604.70 : 38,094.63 = 15,029.54 : x
  2. Step 2: Convert to fraction form
    27,604.70/38,094.63 = 15,029.54/x
  3. Step 3: Cross multiply
    27,604.70x = 38,094.63 × 15,029.54
  4. Step 4: Simplify right side
    27,604.70x = 572,544,765.37
  5. Step 5: Solve for x
    x = 572,544,765.37/27,604.70
  6. Step 6: Final answer
    x = 20,740.84

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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.