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Finding the Fourth Proportional to 69,596.16, 104,374.40 and 19,672.96

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Solution

The fourth proportional to 69,596.16, 104,374.40 and 19,672.96 is: 29,503.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,596.16 : 104,374.40 = 19,672.96 : x
  2. Step 2: Convert to fraction form
    69,596.16/104,374.40 = 19,672.96/x
  3. Step 3: Cross multiply
    69,596.16x = 104,374.40 × 19,672.96
  4. Step 4: Simplify right side
    69,596.16x = 2,053,353,396.22
  5. Step 5: Solve for x
    x = 2,053,353,396.22/69,596.16
  6. Step 6: Final answer
    x = 29,503.83

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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.