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Finding the Fourth Proportional to 11,243.00, 15,514.93 and 6,207.11

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Solution

The fourth proportional to 11,243.00, 15,514.93 and 6,207.11 is: 8,565.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,243.00 : 15,514.93 = 6,207.11 : x
  2. Step 2: Convert to fraction form
    11,243.00/15,514.93 = 6,207.11/x
  3. Step 3: Cross multiply
    11,243.00x = 15,514.93 × 6,207.11
  4. Step 4: Simplify right side
    11,243.00x = 96,302,900.42
  5. Step 5: Solve for x
    x = 96,302,900.42/11,243.00
  6. Step 6: Final answer
    x = 8,565.59

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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.