Home / 248,290.96-372,440.76-68,375.46

Finding the Fourth Proportional to 248,290.96, 372,440.76 and 68,375.46

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Solution

The fourth proportional to 248,290.96, 372,440.76 and 68,375.46 is: 102,564.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,290.96 : 372,440.76 = 68,375.46 : x
  2. Step 2: Convert to fraction form
    248,290.96/372,440.76 = 68,375.46/x
  3. Step 3: Cross multiply
    248,290.96x = 372,440.76 × 68,375.46
  4. Step 4: Simplify right side
    248,290.96x = 25,465,808,287.75
  5. Step 5: Solve for x
    x = 25,465,808,287.75/248,290.96
  6. Step 6: Final answer
    x = 102,564.38

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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.