Home / 209,824.68-289,558.17-114,331.38

Finding the Fourth Proportional to 209,824.68, 289,558.17 and 114,331.38

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Solution

The fourth proportional to 209,824.68, 289,558.17 and 114,331.38 is: 157,777.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,824.68 : 289,558.17 = 114,331.38 : x
  2. Step 2: Convert to fraction form
    209,824.68/289,558.17 = 114,331.38/x
  3. Step 3: Cross multiply
    209,824.68x = 289,558.17 × 114,331.38
  4. Step 4: Simplify right side
    209,824.68x = 33,105,585,166.37
  5. Step 5: Solve for x
    x = 33,105,585,166.37/209,824.68
  6. Step 6: Final answer
    x = 157,777.37

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1.5x scale

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.