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Finding the Fourth Proportional to 73,706.88, 110,576.04 and 23,789.80

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Solution

The fourth proportional to 73,706.88, 110,576.04 and 23,789.80 is: 35,689.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,706.88 : 110,576.04 = 23,789.80 : x
  2. Step 2: Convert to fraction form
    73,706.88/110,576.04 = 23,789.80/x
  3. Step 3: Cross multiply
    73,706.88x = 110,576.04 × 23,789.80
  4. Step 4: Simplify right side
    73,706.88x = 2,630,581,876.39
  5. Step 5: Solve for x
    x = 2,630,581,876.39/73,706.88
  6. Step 6: Final answer
    x = 35,689.77

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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.