Home / 55,709.73-83,555.64-16,257.60

Finding the Fourth Proportional to 55,709.73, 83,555.64 and 16,257.60

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Solution

The fourth proportional to 55,709.73, 83,555.64 and 16,257.60 is: 24,383.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,709.73 : 83,555.64 = 16,257.60 : x
  2. Step 2: Convert to fraction form
    55,709.73/83,555.64 = 16,257.60/x
  3. Step 3: Cross multiply
    55,709.73x = 83,555.64 × 16,257.60
  4. Step 4: Simplify right side
    55,709.73x = 1,358,414,172.86
  5. Step 5: Solve for x
    x = 1,358,414,172.86/55,709.73
  6. Step 6: Final answer
    x = 24,383.79

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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.