Home / 192,980.26-266,312.37-108,095.50

Finding the Fourth Proportional to 192,980.26, 266,312.37 and 108,095.50

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Solution

The fourth proportional to 192,980.26, 266,312.37 and 108,095.50 is: 149,171.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,980.26 : 266,312.37 = 108,095.50 : x
  2. Step 2: Convert to fraction form
    192,980.26/266,312.37 = 108,095.50/x
  3. Step 3: Cross multiply
    192,980.26x = 266,312.37 × 108,095.50
  4. Step 4: Simplify right side
    192,980.26x = 28,787,168,791.34
  5. Step 5: Solve for x
    x = 28,787,168,791.34/192,980.26
  6. Step 6: Final answer
    x = 149,171.57

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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.