Home / 109,936.80-164,792.61-43,349.94

Finding the Fourth Proportional to 109,936.80, 164,792.61 and 43,349.94

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Solution

The fourth proportional to 109,936.80, 164,792.61 and 43,349.94 is: 64,980.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,936.80 : 164,792.61 = 43,349.94 : x
  2. Step 2: Convert to fraction form
    109,936.80/164,792.61 = 43,349.94/x
  3. Step 3: Cross multiply
    109,936.80x = 164,792.61 × 43,349.94
  4. Step 4: Simplify right side
    109,936.80x = 7,143,749,755.94
  5. Step 5: Solve for x
    x = 7,143,749,755.94/109,936.80
  6. Step 6: Final answer
    x = 64,980.51

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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.