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Finding the Fourth Proportional to 27,313.70, 40,984.59 and 23,639.54

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Solution

The fourth proportional to 27,313.70, 40,984.59 and 23,639.54 is: 35,471.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,313.70 : 40,984.59 = 23,639.54 : x
  2. Step 2: Convert to fraction form
    27,313.70/40,984.59 = 23,639.54/x
  3. Step 3: Cross multiply
    27,313.70x = 40,984.59 × 23,639.54
  4. Step 4: Simplify right side
    27,313.70x = 968,856,854.69
  5. Step 5: Solve for x
    x = 968,856,854.69/27,313.70
  6. Step 6: Final answer
    x = 35,471.46

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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.