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Finding the Fourth Proportional to 41,143.40, 61,628.70 and 22,653.80

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Solution

The fourth proportional to 41,143.40, 61,628.70 and 22,653.80 is: 33,933.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,143.40 : 61,628.70 = 22,653.80 : x
  2. Step 2: Convert to fraction form
    41,143.40/61,628.70 = 22,653.80/x
  3. Step 3: Cross multiply
    41,143.40x = 61,628.70 × 22,653.80
  4. Step 4: Simplify right side
    41,143.40x = 1,396,124,244.06
  5. Step 5: Solve for x
    x = 1,396,124,244.06/41,143.40
  6. Step 6: Final answer
    x = 33,933.13

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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.