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Finding the Fourth Proportional to 44,530.75, 66,825.29 and 16,828.75

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Solution

The fourth proportional to 44,530.75, 66,825.29 and 16,828.75 is: 25,254.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,530.75 : 66,825.29 = 16,828.75 : x
  2. Step 2: Convert to fraction form
    44,530.75/66,825.29 = 16,828.75/x
  3. Step 3: Cross multiply
    44,530.75x = 66,825.29 × 16,828.75
  4. Step 4: Simplify right side
    44,530.75x = 1,124,586,099.09
  5. Step 5: Solve for x
    x = 1,124,586,099.09/44,530.75
  6. Step 6: Final answer
    x = 25,254.15

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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.