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Finding the Fourth Proportional to 12,304.40, 18,459.30 and 6,067.40

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Solution

The fourth proportional to 12,304.40, 18,459.30 and 6,067.40 is: 9,102.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,304.40 : 18,459.30 = 6,067.40 : x
  2. Step 2: Convert to fraction form
    12,304.40/18,459.30 = 6,067.40/x
  3. Step 3: Cross multiply
    12,304.40x = 18,459.30 × 6,067.40
  4. Step 4: Simplify right side
    12,304.40x = 111,999,956.82
  5. Step 5: Solve for x
    x = 111,999,956.82/12,304.40
  6. Step 6: Final answer
    x = 9,102.43

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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.