Home / 272,260.20-408,536.10-122,523.60

Finding the Fourth Proportional to 272,260.20, 408,536.10 and 122,523.60

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Solution

The fourth proportional to 272,260.20, 408,536.10 and 122,523.60 is: 183,851.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,260.20 : 408,536.10 = 122,523.60 : x
  2. Step 2: Convert to fraction form
    272,260.20/408,536.10 = 122,523.60/x
  3. Step 3: Cross multiply
    272,260.20x = 408,536.10 × 122,523.60
  4. Step 4: Simplify right side
    272,260.20x = 50,055,313,701.96
  5. Step 5: Solve for x
    x = 50,055,313,701.96/272,260.20
  6. Step 6: Final answer
    x = 183,851.01

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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.