Home / 248,484.23-372,785.93-80,020.43

Finding the Fourth Proportional to 248,484.23, 372,785.93 and 80,020.43

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Solution

The fourth proportional to 248,484.23, 372,785.93 and 80,020.43 is: 120,049.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,484.23 : 372,785.93 = 80,020.43 : x
  2. Step 2: Convert to fraction form
    248,484.23/372,785.93 = 80,020.43/x
  3. Step 3: Cross multiply
    248,484.23x = 372,785.93 × 80,020.43
  4. Step 4: Simplify right side
    248,484.23x = 29,830,490,016.45
  5. Step 5: Solve for x
    x = 29,830,490,016.45/248,484.23
  6. Step 6: Final answer
    x = 120,049.83

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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.