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Finding the Fourth Proportional to 27,248.86, 40,874.06 and 7,527.42

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Solution

The fourth proportional to 27,248.86, 40,874.06 and 7,527.42 is: 11,291.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,248.86 : 40,874.06 = 7,527.42 : x
  2. Step 2: Convert to fraction form
    27,248.86/40,874.06 = 7,527.42/x
  3. Step 3: Cross multiply
    27,248.86x = 40,874.06 × 7,527.42
  4. Step 4: Simplify right side
    27,248.86x = 307,676,216.73
  5. Step 5: Solve for x
    x = 307,676,216.73/27,248.86
  6. Step 6: Final answer
    x = 11,291.34

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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.