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Finding the Fourth Proportional to 43,170.84, 64,750.59 and 16,894.17

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Solution

The fourth proportional to 43,170.84, 64,750.59 and 16,894.17 is: 25,339.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,170.84 : 64,750.59 = 16,894.17 : x
  2. Step 2: Convert to fraction form
    43,170.84/64,750.59 = 16,894.17/x
  3. Step 3: Cross multiply
    43,170.84x = 64,750.59 × 16,894.17
  4. Step 4: Simplify right side
    43,170.84x = 1,093,907,475.06
  5. Step 5: Solve for x
    x = 1,093,907,475.06/43,170.84
  6. Step 6: Final answer
    x = 25,339.04

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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.