Home / 55,910.82-83,857.08-16,458.72

Finding the Fourth Proportional to 55,910.82, 83,857.08 and 16,458.72

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Solution

The fourth proportional to 55,910.82, 83,857.08 and 16,458.72 is: 24,685.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,910.82 : 83,857.08 = 16,458.72 : x
  2. Step 2: Convert to fraction form
    55,910.82/83,857.08 = 16,458.72/x
  3. Step 3: Cross multiply
    55,910.82x = 83,857.08 × 16,458.72
  4. Step 4: Simplify right side
    55,910.82x = 1,380,180,199.74
  5. Step 5: Solve for x
    x = 1,380,180,199.74/55,910.82
  6. Step 6: Final answer
    x = 24,685.39

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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.