Home / 209,993.94-289,785.33-114,502.50

Finding the Fourth Proportional to 209,993.94, 289,785.33 and 114,502.50

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Solution

The fourth proportional to 209,993.94, 289,785.33 and 114,502.50 is: 158,010.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,993.94 : 289,785.33 = 114,502.50 : x
  2. Step 2: Convert to fraction form
    209,993.94/289,785.33 = 114,502.50/x
  3. Step 3: Cross multiply
    209,993.94x = 289,785.33 × 114,502.50
  4. Step 4: Simplify right side
    209,993.94x = 33,181,144,748.33
  5. Step 5: Solve for x
    x = 33,181,144,748.33/209,993.94
  6. Step 6: Final answer
    x = 158,010.01

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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.