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Finding the Fourth Proportional to 70,596.48, 105,863.64 and 33,167.19

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Solution

The fourth proportional to 70,596.48, 105,863.64 and 33,167.19 is: 49,736.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,596.48 : 105,863.64 = 33,167.19 : x
  2. Step 2: Convert to fraction form
    70,596.48/105,863.64 = 33,167.19/x
  3. Step 3: Cross multiply
    70,596.48x = 105,863.64 × 33,167.19
  4. Step 4: Simplify right side
    70,596.48x = 3,511,199,461.97
  5. Step 5: Solve for x
    x = 3,511,199,461.97/70,596.48
  6. Step 6: Final answer
    x = 49,736.18

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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.