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Finding the Fourth Proportional to 27,297.41, 40,870.09 and 13,941.49

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Solution

The fourth proportional to 27,297.41, 40,870.09 and 13,941.49 is: 20,873.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,297.41 : 40,870.09 = 13,941.49 : x
  2. Step 2: Convert to fraction form
    27,297.41/40,870.09 = 13,941.49/x
  3. Step 3: Cross multiply
    27,297.41x = 40,870.09 × 13,941.49
  4. Step 4: Simplify right side
    27,297.41x = 569,789,676.98
  5. Step 5: Solve for x
    x = 569,789,676.98/27,297.41
  6. Step 6: Final answer
    x = 20,873.40

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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.