Home / 165,414.69-248,163.62-53,104.95

Finding the Fourth Proportional to 165,414.69, 248,163.62 and 53,104.95

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Solution

The fourth proportional to 165,414.69, 248,163.62 and 53,104.95 is: 79,670.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,414.69 : 248,163.62 = 53,104.95 : x
  2. Step 2: Convert to fraction form
    165,414.69/248,163.62 = 53,104.95/x
  3. Step 3: Cross multiply
    165,414.69x = 248,163.62 × 53,104.95
  4. Step 4: Simplify right side
    165,414.69x = 13,178,716,366.39
  5. Step 5: Solve for x
    x = 13,178,716,366.39/165,414.69
  6. Step 6: Final answer
    x = 79,670.77

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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.