Home / 209,868.84-289,610.46-114,373.44

Finding the Fourth Proportional to 209,868.84, 289,610.46 and 114,373.44

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Solution

The fourth proportional to 209,868.84, 289,610.46 and 114,373.44 is: 157,830.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,868.84 : 289,610.46 = 114,373.44 : x
  2. Step 2: Convert to fraction form
    209,868.84/289,610.46 = 114,373.44/x
  3. Step 3: Cross multiply
    209,868.84x = 289,610.46 × 114,373.44
  4. Step 4: Simplify right side
    209,868.84x = 33,123,744,570.18
  5. Step 5: Solve for x
    x = 33,123,744,570.18/209,868.84
  6. Step 6: Final answer
    x = 157,830.69

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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.