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Finding the Fourth Proportional to 69,352.58, 95,705.88 and 37,520.80

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Solution

The fourth proportional to 69,352.58, 95,705.88 and 37,520.80 is: 51,778.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,352.58 : 95,705.88 = 37,520.80 : x
  2. Step 2: Convert to fraction form
    69,352.58/95,705.88 = 37,520.80/x
  3. Step 3: Cross multiply
    69,352.58x = 95,705.88 × 37,520.80
  4. Step 4: Simplify right side
    69,352.58x = 3,590,961,182.30
  5. Step 5: Solve for x
    x = 3,590,961,182.30/69,352.58
  6. Step 6: Final answer
    x = 51,778.34

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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.