Home / 250,440.24-375,650.64-100,635.60

Finding the Fourth Proportional to 250,440.24, 375,650.64 and 100,635.60

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Solution

The fourth proportional to 250,440.24, 375,650.64 and 100,635.60 is: 150,949.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,440.24 : 375,650.64 = 100,635.60 : x
  2. Step 2: Convert to fraction form
    250,440.24/375,650.64 = 100,635.60/x
  3. Step 3: Cross multiply
    250,440.24x = 375,650.64 × 100,635.60
  4. Step 4: Simplify right side
    250,440.24x = 37,803,827,546.78
  5. Step 5: Solve for x
    x = 37,803,827,546.78/250,440.24
  6. Step 6: Final answer
    x = 150,949.49

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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.