Home / 236,056.74-354,189.78-123,710.25

Finding the Fourth Proportional to 236,056.74, 354,189.78 and 123,710.25

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Solution

The fourth proportional to 236,056.74, 354,189.78 and 123,710.25 is: 185,620.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,056.74 : 354,189.78 = 123,710.25 : x
  2. Step 2: Convert to fraction form
    236,056.74/354,189.78 = 123,710.25/x
  3. Step 3: Cross multiply
    236,056.74x = 354,189.78 × 123,710.25
  4. Step 4: Simplify right side
    236,056.74x = 43,816,906,231.25
  5. Step 5: Solve for x
    x = 43,816,906,231.25/236,056.74
  6. Step 6: Final answer
    x = 185,620.23

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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.