Home / 149,183.76-223,781.04-49,346.40

Finding the Fourth Proportional to 149,183.76, 223,781.04 and 49,346.40

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Solution

The fourth proportional to 149,183.76, 223,781.04 and 49,346.40 is: 74,021.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,183.76 : 223,781.04 = 49,346.40 : x
  2. Step 2: Convert to fraction form
    149,183.76/223,781.04 = 49,346.40/x
  3. Step 3: Cross multiply
    149,183.76x = 223,781.04 × 49,346.40
  4. Step 4: Simplify right side
    149,183.76x = 11,042,788,712.26
  5. Step 5: Solve for x
    x = 11,042,788,712.26/149,183.76
  6. Step 6: Final answer
    x = 74,021.39

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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.