Home / 209,798.44-289,518.17-114,305.81

Finding the Fourth Proportional to 209,798.44, 289,518.17 and 114,305.81

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Solution

The fourth proportional to 209,798.44, 289,518.17 and 114,305.81 is: 157,740.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,798.44 : 289,518.17 = 114,305.81 : x
  2. Step 2: Convert to fraction form
    209,798.44/289,518.17 = 114,305.81/x
  3. Step 3: Cross multiply
    209,798.44x = 289,518.17 × 114,305.81
  4. Step 4: Simplify right side
    209,798.44x = 33,093,606,912.45
  5. Step 5: Solve for x
    x = 33,093,606,912.45/209,798.44
  6. Step 6: Final answer
    x = 157,740.01

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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.