Home / 209,845.92-289,586.93-114,352.39

Finding the Fourth Proportional to 209,845.92, 289,586.93 and 114,352.39

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Solution

The fourth proportional to 209,845.92, 289,586.93 and 114,352.39 is: 157,806.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,845.92 : 289,586.93 = 114,352.39 : x
  2. Step 2: Convert to fraction form
    209,845.92/289,586.93 = 114,352.39/x
  3. Step 3: Cross multiply
    209,845.92x = 289,586.93 × 114,352.39
  4. Step 4: Simplify right side
    209,845.92x = 33,114,956,110.33
  5. Step 5: Solve for x
    x = 33,114,956,110.33/209,845.92
  6. Step 6: Final answer
    x = 157,806.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.