Home / 192,848.31-266,099.04-121,177.62

Finding the Fourth Proportional to 192,848.31, 266,099.04 and 121,177.62

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Solution

The fourth proportional to 192,848.31, 266,099.04 and 121,177.62 is: 167,205.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,848.31 : 266,099.04 = 121,177.62 : x
  2. Step 2: Convert to fraction form
    192,848.31/266,099.04 = 121,177.62/x
  3. Step 3: Cross multiply
    192,848.31x = 266,099.04 × 121,177.62
  4. Step 4: Simplify right side
    192,848.31x = 32,245,248,351.48
  5. Step 5: Solve for x
    x = 32,245,248,351.48/192,848.31
  6. Step 6: Final answer
    x = 167,205.24

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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.