Home / 192,172.74-265,198.95-107,293.02

Finding the Fourth Proportional to 192,172.74, 265,198.95 and 107,293.02

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Solution

The fourth proportional to 192,172.74, 265,198.95 and 107,293.02 is: 148,064.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,172.74 : 265,198.95 = 107,293.02 : x
  2. Step 2: Convert to fraction form
    192,172.74/265,198.95 = 107,293.02/x
  3. Step 3: Cross multiply
    192,172.74x = 265,198.95 × 107,293.02
  4. Step 4: Simplify right side
    192,172.74x = 28,453,996,246.33
  5. Step 5: Solve for x
    x = 28,453,996,246.33/192,172.74
  6. Step 6: Final answer
    x = 148,064.69

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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.