Home / 149,212.20-223,818.30-125,592.60

Finding the Fourth Proportional to 149,212.20, 223,818.30 and 125,592.60

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Solution

The fourth proportional to 149,212.20, 223,818.30 and 125,592.60 is: 188,388.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,212.20 : 223,818.30 = 125,592.60 : x
  2. Step 2: Convert to fraction form
    149,212.20/223,818.30 = 125,592.60/x
  3. Step 3: Cross multiply
    149,212.20x = 223,818.30 × 125,592.60
  4. Step 4: Simplify right side
    149,212.20x = 28,109,922,224.58
  5. Step 5: Solve for x
    x = 28,109,922,224.58/149,212.20
  6. Step 6: Final answer
    x = 188,388.90

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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.