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Finding the Fourth Proportional to 29,993.04, 44,989.56 and 7,806.96

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Solution

The fourth proportional to 29,993.04, 44,989.56 and 7,806.96 is: 11,710.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,993.04 : 44,989.56 = 7,806.96 : x
  2. Step 2: Convert to fraction form
    29,993.04/44,989.56 = 7,806.96/x
  3. Step 3: Cross multiply
    29,993.04x = 44,989.56 × 7,806.96
  4. Step 4: Simplify right side
    29,993.04x = 351,231,695.34
  5. Step 5: Solve for x
    x = 351,231,695.34/29,993.04
  6. Step 6: Final answer
    x = 11,710.44

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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.