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Finding the Fourth Proportional to 43,800.97, 65,698.72 and 17,486.81

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Solution

The fourth proportional to 43,800.97, 65,698.72 and 17,486.81 is: 26,229.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,800.97 : 65,698.72 = 17,486.81 : x
  2. Step 2: Convert to fraction form
    43,800.97/65,698.72 = 17,486.81/x
  3. Step 3: Cross multiply
    43,800.97x = 65,698.72 × 17,486.81
  4. Step 4: Simplify right side
    43,800.97x = 1,148,861,033.88
  5. Step 5: Solve for x
    x = 1,148,861,033.88/43,800.97
  6. Step 6: Final answer
    x = 26,229.12

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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.