Home / 181,929.01-251,166.23-121,601.83

Finding the Fourth Proportional to 181,929.01, 251,166.23 and 121,601.83

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Solution

The fourth proportional to 181,929.01, 251,166.23 and 121,601.83 is: 167,880.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,929.01 : 251,166.23 = 121,601.83 : x
  2. Step 2: Convert to fraction form
    181,929.01/251,166.23 = 121,601.83/x
  3. Step 3: Cross multiply
    181,929.01x = 251,166.23 × 121,601.83
  4. Step 4: Simplify right side
    181,929.01x = 30,542,273,202.20
  5. Step 5: Solve for x
    x = 30,542,273,202.20/181,929.01
  6. Step 6: Final answer
    x = 167,880.17

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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.