Home / 161,535.84-242,353.38-82,705.44

Finding the Fourth Proportional to 161,535.84, 242,353.38 and 82,705.44

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Solution

The fourth proportional to 161,535.84, 242,353.38 and 82,705.44 is: 124,083.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,535.84 : 242,353.38 = 82,705.44 : x
  2. Step 2: Convert to fraction form
    161,535.84/242,353.38 = 82,705.44/x
  3. Step 3: Cross multiply
    161,535.84x = 242,353.38 × 82,705.44
  4. Step 4: Simplify right side
    161,535.84x = 20,043,942,928.39
  5. Step 5: Solve for x
    x = 20,043,942,928.39/161,535.84
  6. Step 6: Final answer
    x = 124,083.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.