Home / 192,920.19-266,240.93-108,036.51

Finding the Fourth Proportional to 192,920.19, 266,240.93 and 108,036.51

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Solution

The fourth proportional to 192,920.19, 266,240.93 and 108,036.51 is: 149,096.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,920.19 : 266,240.93 = 108,036.51 : x
  2. Step 2: Convert to fraction form
    192,920.19/266,240.93 = 108,036.51/x
  3. Step 3: Cross multiply
    192,920.19x = 266,240.93 × 108,036.51
  4. Step 4: Simplify right side
    192,920.19x = 28,763,740,356.17
  5. Step 5: Solve for x
    x = 28,763,740,356.17/192,920.19
  6. Step 6: Final answer
    x = 149,096.58

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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.