Home / 209,850.67-289,593.47-114,357.14

Finding the Fourth Proportional to 209,850.67, 289,593.47 and 114,357.14

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Solution

The fourth proportional to 209,850.67, 289,593.47 and 114,357.14 is: 157,812.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,850.67 : 289,593.47 = 114,357.14 : x
  2. Step 2: Convert to fraction form
    209,850.67/289,593.47 = 114,357.14/x
  3. Step 3: Cross multiply
    209,850.67x = 289,593.47 × 114,357.14
  4. Step 4: Simplify right side
    209,850.67x = 33,117,080,991.88
  5. Step 5: Solve for x
    x = 33,117,080,991.88/209,850.67
  6. Step 6: Final answer
    x = 157,812.61

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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.