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Finding the Fourth Proportional to 40,586.99, 60,881.52 and 19,234.69

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Solution

The fourth proportional to 40,586.99, 60,881.52 and 19,234.69 is: 28,852.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,586.99 : 60,881.52 = 19,234.69 : x
  2. Step 2: Convert to fraction form
    40,586.99/60,881.52 = 19,234.69/x
  3. Step 3: Cross multiply
    40,586.99x = 60,881.52 × 19,234.69
  4. Step 4: Simplify right side
    40,586.99x = 1,171,037,011.73
  5. Step 5: Solve for x
    x = 1,171,037,011.73/40,586.99
  6. Step 6: Final answer
    x = 28,852.53

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.