Home / 236,724.03-355,109.74-68,248.49

Finding the Fourth Proportional to 236,724.03, 355,109.74 and 68,248.49

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Solution

The fourth proportional to 236,724.03, 355,109.74 and 68,248.49 is: 102,379.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,724.03 : 355,109.74 = 68,248.49 : x
  2. Step 2: Convert to fraction form
    236,724.03/355,109.74 = 68,248.49/x
  3. Step 3: Cross multiply
    236,724.03x = 355,109.74 × 68,248.49
  4. Step 4: Simplify right side
    236,724.03x = 24,235,701,593.12
  5. Step 5: Solve for x
    x = 24,235,701,593.12/236,724.03
  6. Step 6: Final answer
    x = 102,379.56

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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.