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Finding the Fourth Proportional to 69,352.56, 95,715.62 and 51,498.54

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Solution

The fourth proportional to 69,352.56, 95,715.62 and 51,498.54 is: 71,074.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,352.56 : 95,715.62 = 51,498.54 : x
  2. Step 2: Convert to fraction form
    69,352.56/95,715.62 = 51,498.54/x
  3. Step 3: Cross multiply
    69,352.56x = 95,715.62 × 51,498.54
  4. Step 4: Simplify right side
    69,352.56x = 4,929,214,206.62
  5. Step 5: Solve for x
    x = 4,929,214,206.62/69,352.56
  6. Step 6: Final answer
    x = 71,074.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.