Home / 192,394.74-265,504.32-107,511.81

Finding the Fourth Proportional to 192,394.74, 265,504.32 and 107,511.81

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Solution

The fourth proportional to 192,394.74, 265,504.32 and 107,511.81 is: 148,366.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,394.74 : 265,504.32 = 107,511.81 : x
  2. Step 2: Convert to fraction form
    192,394.74/265,504.32 = 107,511.81/x
  3. Step 3: Cross multiply
    192,394.74x = 265,504.32 × 107,511.81
  4. Step 4: Simplify right side
    192,394.74x = 28,544,850,006.02
  5. Step 5: Solve for x
    x = 28,544,850,006.02/192,394.74
  6. Step 6: Final answer
    x = 148,366.06

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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.