Home / 53,906.79-80,844.62-18,367.32

Finding the Fourth Proportional to 53,906.79, 80,844.62 and 18,367.32

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Solution

The fourth proportional to 53,906.79, 80,844.62 and 18,367.32 is: 27,545.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,906.79 : 80,844.62 = 18,367.32 : x
  2. Step 2: Convert to fraction form
    53,906.79/80,844.62 = 18,367.32/x
  3. Step 3: Cross multiply
    53,906.79x = 80,844.62 × 18,367.32
  4. Step 4: Simplify right side
    53,906.79x = 1,484,898,913.98
  5. Step 5: Solve for x
    x = 1,484,898,913.98/53,906.79
  6. Step 6: Final answer
    x = 27,545.67

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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.