Home / 136,212.25-204,318.38-37,716.25

Finding the Fourth Proportional to 136,212.25, 204,318.38 and 37,716.25

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Solution

The fourth proportional to 136,212.25, 204,318.38 and 37,716.25 is: 56,574.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,212.25 : 204,318.38 = 37,716.25 : x
  2. Step 2: Convert to fraction form
    136,212.25/204,318.38 = 37,716.25/x
  3. Step 3: Cross multiply
    136,212.25x = 204,318.38 × 37,716.25
  4. Step 4: Simplify right side
    136,212.25x = 7,706,122,911.09
  5. Step 5: Solve for x
    x = 7,706,122,911.09/136,212.25
  6. Step 6: Final answer
    x = 56,574.38

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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.