Home / 53,867.23-80,794.67-20,586.56

Finding the Fourth Proportional to 53,867.23, 80,794.67 and 20,586.56

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Solution

The fourth proportional to 53,867.23, 80,794.67 and 20,586.56 is: 30,877.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,867.23 : 80,794.67 = 20,586.56 : x
  2. Step 2: Convert to fraction form
    53,867.23/80,794.67 = 20,586.56/x
  3. Step 3: Cross multiply
    53,867.23x = 80,794.67 × 20,586.56
  4. Step 4: Simplify right side
    53,867.23x = 1,663,283,814.73
  5. Step 5: Solve for x
    x = 1,663,283,814.73/53,867.23
  6. Step 6: Final answer
    x = 30,877.47

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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.