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Finding the Fourth Proportional to 66,953.23, 100,428.00 and 24,828.42

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Solution

The fourth proportional to 66,953.23, 100,428.00 and 24,828.42 is: 37,241.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,953.23 : 100,428.00 = 24,828.42 : x
  2. Step 2: Convert to fraction form
    66,953.23/100,428.00 = 24,828.42/x
  3. Step 3: Cross multiply
    66,953.23x = 100,428.00 × 24,828.42
  4. Step 4: Simplify right side
    66,953.23x = 2,493,468,986.92
  5. Step 5: Solve for x
    x = 2,493,468,986.92/66,953.23
  6. Step 6: Final answer
    x = 37,241.95

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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.