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Finding the Fourth Proportional to 27,047.46, 40,575.06 and 8,329.08

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Solution

The fourth proportional to 27,047.46, 40,575.06 and 8,329.08 is: 12,494.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,047.46 : 40,575.06 = 8,329.08 : x
  2. Step 2: Convert to fraction form
    27,047.46/40,575.06 = 8,329.08/x
  3. Step 3: Cross multiply
    27,047.46x = 40,575.06 × 8,329.08
  4. Step 4: Simplify right side
    27,047.46x = 337,952,920.74
  5. Step 5: Solve for x
    x = 337,952,920.74/27,047.46
  6. Step 6: Final answer
    x = 12,494.81

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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.