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Finding the Fourth Proportional to 69,699.98, 104,602.55 and 32,286.30

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Solution

The fourth proportional to 69,699.98, 104,602.55 and 32,286.30 is: 48,453.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,699.98 : 104,602.55 = 32,286.30 : x
  2. Step 2: Convert to fraction form
    69,699.98/104,602.55 = 32,286.30/x
  3. Step 3: Cross multiply
    69,699.98x = 104,602.55 × 32,286.30
  4. Step 4: Simplify right side
    69,699.98x = 3,377,229,148.63
  5. Step 5: Solve for x
    x = 3,377,229,148.63/69,699.98
  6. Step 6: Final answer
    x = 48,453.80

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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.