Home / 209,586.59-289,229.49-114,093.98

Finding the Fourth Proportional to 209,586.59, 289,229.49 and 114,093.98

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Solution

The fourth proportional to 209,586.59, 289,229.49 and 114,093.98 is: 157,449.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,586.59 : 289,229.49 = 114,093.98 : x
  2. Step 2: Convert to fraction form
    209,586.59/289,229.49 = 114,093.98/x
  3. Step 3: Cross multiply
    209,586.59x = 289,229.49 × 114,093.98
  4. Step 4: Simplify right side
    209,586.59x = 32,999,343,647.47
  5. Step 5: Solve for x
    x = 32,999,343,647.47/209,586.59
  6. Step 6: Final answer
    x = 157,449.69

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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.