Home / 248,030.43-372,037.33-107,789.05

Finding the Fourth Proportional to 248,030.43, 372,037.33 and 107,789.05

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Solution

The fourth proportional to 248,030.43, 372,037.33 and 107,789.05 is: 161,679.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,030.43 : 372,037.33 = 107,789.05 : x
  2. Step 2: Convert to fraction form
    248,030.43/372,037.33 = 107,789.05/x
  3. Step 3: Cross multiply
    248,030.43x = 372,037.33 × 107,789.05
  4. Step 4: Simplify right side
    248,030.43x = 40,101,550,365.24
  5. Step 5: Solve for x
    x = 40,101,550,365.24/248,030.43
  6. Step 6: Final answer
    x = 161,679.96

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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.