Home / 149,208.20-223,812.30-125,588.60

Finding the Fourth Proportional to 149,208.20, 223,812.30 and 125,588.60

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Solution

The fourth proportional to 149,208.20, 223,812.30 and 125,588.60 is: 188,382.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,208.20 : 223,812.30 = 125,588.60 : x
  2. Step 2: Convert to fraction form
    149,208.20/223,812.30 = 125,588.60/x
  3. Step 3: Cross multiply
    149,208.20x = 223,812.30 × 125,588.60
  4. Step 4: Simplify right side
    149,208.20x = 28,108,273,419.78
  5. Step 5: Solve for x
    x = 28,108,273,419.78/149,208.20
  6. Step 6: Final answer
    x = 188,382.90

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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.