Home / 193,284.63-266,731.99-108,401.69

Finding the Fourth Proportional to 193,284.63, 266,731.99 and 108,401.69

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Solution

The fourth proportional to 193,284.63, 266,731.99 and 108,401.69 is: 149,593.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,284.63 : 266,731.99 = 108,401.69 : x
  2. Step 2: Convert to fraction form
    193,284.63/266,731.99 = 108,401.69/x
  3. Step 3: Cross multiply
    193,284.63x = 266,731.99 × 108,401.69
  4. Step 4: Simplify right side
    193,284.63x = 28,914,198,888.89
  5. Step 5: Solve for x
    x = 28,914,198,888.89/193,284.63
  6. Step 6: Final answer
    x = 149,593.89

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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.