Home / 55,936.61-83,902.18-20,873.53

Finding the Fourth Proportional to 55,936.61, 83,902.18 and 20,873.53

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Solution

The fourth proportional to 55,936.61, 83,902.18 and 20,873.53 is: 31,309.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,936.61 : 83,902.18 = 20,873.53 : x
  2. Step 2: Convert to fraction form
    55,936.61/83,902.18 = 20,873.53/x
  3. Step 3: Cross multiply
    55,936.61x = 83,902.18 × 20,873.53
  4. Step 4: Simplify right side
    55,936.61x = 1,751,334,763.13
  5. Step 5: Solve for x
    x = 1,751,334,763.13/55,936.61
  6. Step 6: Final answer
    x = 31,309.28

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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.