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Finding the Fourth Proportional to 12,362.58, 17,060.04 and 7,057.08

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Solution

The fourth proportional to 12,362.58, 17,060.04 and 7,057.08 is: 9,738.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,362.58 : 17,060.04 = 7,057.08 : x
  2. Step 2: Convert to fraction form
    12,362.58/17,060.04 = 7,057.08/x
  3. Step 3: Cross multiply
    12,362.58x = 17,060.04 × 7,057.08
  4. Step 4: Simplify right side
    12,362.58x = 120,394,067.08
  5. Step 5: Solve for x
    x = 120,394,067.08/12,362.58
  6. Step 6: Final answer
    x = 9,738.59

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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.