Home / 27,175.95-40,749.89-8,450.91

Finding the Fourth Proportional to 27,175.95, 40,749.89 and 8,450.91

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Solution

The fourth proportional to 27,175.95, 40,749.89 and 8,450.91 is: 12,672.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,175.95 : 40,749.89 = 8,450.91 : x
  2. Step 2: Convert to fraction form
    27,175.95/40,749.89 = 8,450.91/x
  3. Step 3: Cross multiply
    27,175.95x = 40,749.89 × 8,450.91
  4. Step 4: Simplify right side
    27,175.95x = 344,373,610.65
  5. Step 5: Solve for x
    x = 344,373,610.65/27,175.95
  6. Step 6: Final answer
    x = 12,672.00

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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.