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Finding the Fourth Proportional to 27,812.46, 41,718.69 and 7,037.58

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Solution

The fourth proportional to 27,812.46, 41,718.69 and 7,037.58 is: 10,556.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,812.46 : 41,718.69 = 7,037.58 : x
  2. Step 2: Convert to fraction form
    27,812.46/41,718.69 = 7,037.58/x
  3. Step 3: Cross multiply
    27,812.46x = 41,718.69 × 7,037.58
  4. Step 4: Simplify right side
    27,812.46x = 293,598,618.37
  5. Step 5: Solve for x
    x = 293,598,618.37/27,812.46
  6. Step 6: Final answer
    x = 10,556.37

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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.