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Finding the Fourth Proportional to 12,614.56, 18,893.08 and 6,045.42

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Solution

The fourth proportional to 12,614.56, 18,893.08 and 6,045.42 is: 9,054.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,614.56 : 18,893.08 = 6,045.42 : x
  2. Step 2: Convert to fraction form
    12,614.56/18,893.08 = 6,045.42/x
  3. Step 3: Cross multiply
    12,614.56x = 18,893.08 × 6,045.42
  4. Step 4: Simplify right side
    12,614.56x = 114,216,603.69
  5. Step 5: Solve for x
    x = 114,216,603.69/12,614.56
  6. Step 6: Final answer
    x = 9,054.35

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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.