Home / 209,858.39-289,596.15-114,363.03

Finding the Fourth Proportional to 209,858.39, 289,596.15 and 114,363.03

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Solution

The fourth proportional to 209,858.39, 289,596.15 and 114,363.03 is: 157,816.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,858.39 : 289,596.15 = 114,363.03 : x
  2. Step 2: Convert to fraction form
    209,858.39/289,596.15 = 114,363.03/x
  3. Step 3: Cross multiply
    209,858.39x = 289,596.15 × 114,363.03
  4. Step 4: Simplify right side
    209,858.39x = 33,119,093,190.33
  5. Step 5: Solve for x
    x = 33,119,093,190.33/209,858.39
  6. Step 6: Final answer
    x = 157,816.39

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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.