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Finding the Fourth Proportional to 27,295.46, 40,943.18 and 7,574.01

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Solution

The fourth proportional to 27,295.46, 40,943.18 and 7,574.01 is: 11,361.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,295.46 : 40,943.18 = 7,574.01 : x
  2. Step 2: Convert to fraction form
    27,295.46/40,943.18 = 7,574.01/x
  3. Step 3: Cross multiply
    27,295.46x = 40,943.18 × 7,574.01
  4. Step 4: Simplify right side
    27,295.46x = 310,104,016.88
  5. Step 5: Solve for x
    x = 310,104,016.88/27,295.46
  6. Step 6: Final answer
    x = 11,361.01

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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.