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Finding the Fourth Proportional to 55,455.67, 83,158.80 and 16,003.41

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Solution

The fourth proportional to 55,455.67, 83,158.80 and 16,003.41 is: 23,997.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,455.67 : 83,158.80 = 16,003.41 : x
  2. Step 2: Convert to fraction form
    55,455.67/83,158.80 = 16,003.41/x
  3. Step 3: Cross multiply
    55,455.67x = 83,158.80 × 16,003.41
  4. Step 4: Simplify right side
    55,455.67x = 1,330,824,371.51
  5. Step 5: Solve for x
    x = 1,330,824,371.51/55,455.67
  6. Step 6: Final answer
    x = 23,997.99

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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.