Home / 325,053.03-487,592.34-100,393.47

Finding the Fourth Proportional to 325,053.03, 487,592.34 and 100,393.47

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Solution

The fourth proportional to 325,053.03, 487,592.34 and 100,393.47 is: 150,594.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,053.03 : 487,592.34 = 100,393.47 : x
  2. Step 2: Convert to fraction form
    325,053.03/487,592.34 = 100,393.47/x
  3. Step 3: Cross multiply
    325,053.03x = 487,592.34 × 100,393.47
  4. Step 4: Simplify right side
    325,053.03x = 48,951,086,958.02
  5. Step 5: Solve for x
    x = 48,951,086,958.02/325,053.03
  6. Step 6: Final answer
    x = 150,594.16

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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.