Home / 136,657.05-204,668.46-131,926.47

Finding the Fourth Proportional to 136,657.05, 204,668.46 and 131,926.47

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Solution

The fourth proportional to 136,657.05, 204,668.46 and 131,926.47 is: 197,583.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,657.05 : 204,668.46 = 131,926.47 : x
  2. Step 2: Convert to fraction form
    136,657.05/204,668.46 = 131,926.47/x
  3. Step 3: Cross multiply
    136,657.05x = 204,668.46 × 131,926.47
  4. Step 4: Simplify right side
    136,657.05x = 27,001,187,448.14
  5. Step 5: Solve for x
    x = 27,001,187,448.14/136,657.05
  6. Step 6: Final answer
    x = 197,583.57

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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.