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Finding the Fourth Proportional to 8,741.92, 12,063.99 and 4,763.03

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Solution

The fourth proportional to 8,741.92, 12,063.99 and 4,763.03 is: 6,573.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,741.92 : 12,063.99 = 4,763.03 : x
  2. Step 2: Convert to fraction form
    8,741.92/12,063.99 = 4,763.03/x
  3. Step 3: Cross multiply
    8,741.92x = 12,063.99 × 4,763.03
  4. Step 4: Simplify right side
    8,741.92x = 57,461,122.47
  5. Step 5: Solve for x
    x = 57,461,122.47/8,741.92
  6. Step 6: Final answer
    x = 6,573.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.