Home / 65,936.51-90,992.25-35,722.58

Finding the Fourth Proportional to 65,936.51, 90,992.25 and 35,722.58

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Solution

The fourth proportional to 65,936.51, 90,992.25 and 35,722.58 is: 49,297.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,936.51 : 90,992.25 = 35,722.58 : x
  2. Step 2: Convert to fraction form
    65,936.51/90,992.25 = 35,722.58/x
  3. Step 3: Cross multiply
    65,936.51x = 90,992.25 × 35,722.58
  4. Step 4: Simplify right side
    65,936.51x = 3,250,477,475.04
  5. Step 5: Solve for x
    x = 3,250,477,475.04/65,936.51
  6. Step 6: Final answer
    x = 49,297.08

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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.