Home / 161,965.44-242,949.78-56,786.94

Finding the Fourth Proportional to 161,965.44, 242,949.78 and 56,786.94

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Solution

The fourth proportional to 161,965.44, 242,949.78 and 56,786.94 is: 85,180.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,965.44 : 242,949.78 = 56,786.94 : x
  2. Step 2: Convert to fraction form
    161,965.44/242,949.78 = 56,786.94/x
  3. Step 3: Cross multiply
    161,965.44x = 242,949.78 × 56,786.94
  4. Step 4: Simplify right side
    161,965.44x = 13,796,374,579.87
  5. Step 5: Solve for x
    x = 13,796,374,579.87/161,965.44
  6. Step 6: Final answer
    x = 85,180.98

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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.