Home / 324,842.36-487,316.08-100,150.24

Finding the Fourth Proportional to 324,842.36, 487,316.08 and 100,150.24

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Solution

The fourth proportional to 324,842.36, 487,316.08 and 100,150.24 is: 150,241.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,842.36 : 487,316.08 = 100,150.24 : x
  2. Step 2: Convert to fraction form
    324,842.36/487,316.08 = 100,150.24/x
  3. Step 3: Cross multiply
    324,842.36x = 487,316.08 × 100,150.24
  4. Step 4: Simplify right side
    324,842.36x = 48,804,822,367.86
  5. Step 5: Solve for x
    x = 48,804,822,367.86/324,842.36
  6. Step 6: Final answer
    x = 150,241.56

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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.