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Finding the Fourth Proportional to 53,996.99, 81,011.03 and 16,562.54

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Solution

The fourth proportional to 53,996.99, 81,011.03 and 16,562.54 is: 24,848.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,996.99 : 81,011.03 = 16,562.54 : x
  2. Step 2: Convert to fraction form
    53,996.99/81,011.03 = 16,562.54/x
  3. Step 3: Cross multiply
    53,996.99x = 81,011.03 × 16,562.54
  4. Step 4: Simplify right side
    53,996.99x = 1,341,748,544.53
  5. Step 5: Solve for x
    x = 1,341,748,544.53/53,996.99
  6. Step 6: Final answer
    x = 24,848.58

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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.