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Finding the Fourth Proportional to 20,193.63, 30,304.29 and 7,046.00

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Solution

The fourth proportional to 20,193.63, 30,304.29 and 7,046.00 is: 10,573.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,193.63 : 30,304.29 = 7,046.00 : x
  2. Step 2: Convert to fraction form
    20,193.63/30,304.29 = 7,046.00/x
  3. Step 3: Cross multiply
    20,193.63x = 30,304.29 × 7,046.00
  4. Step 4: Simplify right side
    20,193.63x = 213,524,126.89
  5. Step 5: Solve for x
    x = 213,524,126.89/20,193.63
  6. Step 6: Final answer
    x = 10,573.84

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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.