Home / 126,858.23-190,349.87-59,394.83

Finding the Fourth Proportional to 126,858.23, 190,349.87 and 59,394.83

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Solution

The fourth proportional to 126,858.23, 190,349.87 and 59,394.83 is: 89,121.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,858.23 : 190,349.87 = 59,394.83 : x
  2. Step 2: Convert to fraction form
    126,858.23/190,349.87 = 59,394.83/x
  3. Step 3: Cross multiply
    126,858.23x = 190,349.87 × 59,394.83
  4. Step 4: Simplify right side
    126,858.23x = 11,305,796,920.45
  5. Step 5: Solve for x
    x = 11,305,796,920.45/126,858.23
  6. Step 6: Final answer
    x = 89,121.51

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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.