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Finding the Fourth Proportional to 44,865.88, 67,300.12 and 16,780.57

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Solution

The fourth proportional to 44,865.88, 67,300.12 and 16,780.57 is: 25,171.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,865.88 : 67,300.12 = 16,780.57 : x
  2. Step 2: Convert to fraction form
    44,865.88/67,300.12 = 16,780.57/x
  3. Step 3: Cross multiply
    44,865.88x = 67,300.12 × 16,780.57
  4. Step 4: Simplify right side
    44,865.88x = 1,129,334,405.00
  5. Step 5: Solve for x
    x = 1,129,334,405.00/44,865.88
  6. Step 6: Final answer
    x = 25,171.34

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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.