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Finding the Fourth Proportional to 27,703.61, 41,555.42 and 6,927.11

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Solution

The fourth proportional to 27,703.61, 41,555.42 and 6,927.11 is: 10,390.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,703.61 : 41,555.42 = 6,927.11 : x
  2. Step 2: Convert to fraction form
    27,703.61/41,555.42 = 6,927.11/x
  3. Step 3: Cross multiply
    27,703.61x = 41,555.42 × 6,927.11
  4. Step 4: Simplify right side
    27,703.61x = 287,858,965.44
  5. Step 5: Solve for x
    x = 287,858,965.44/27,703.61
  6. Step 6: Final answer
    x = 10,390.67

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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.