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Finding the Fourth Proportional to 29,485.73, 44,246.81 and 11,955.71

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Solution

The fourth proportional to 29,485.73, 44,246.81 and 11,955.71 is: 17,940.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,485.73 : 44,246.81 = 11,955.71 : x
  2. Step 2: Convert to fraction form
    29,485.73/44,246.81 = 11,955.71/x
  3. Step 3: Cross multiply
    29,485.73x = 44,246.81 × 11,955.71
  4. Step 4: Simplify right side
    29,485.73x = 529,001,837.44
  5. Step 5: Solve for x
    x = 529,001,837.44/29,485.73
  6. Step 6: Final answer
    x = 17,940.95

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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.