Home / 251,857.20-377,567.10-151,911.30

Finding the Fourth Proportional to 251,857.20, 377,567.10 and 151,911.30

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Solution

The fourth proportional to 251,857.20, 377,567.10 and 151,911.30 is: 227,735.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,857.20 : 377,567.10 = 151,911.30 : x
  2. Step 2: Convert to fraction form
    251,857.20/377,567.10 = 151,911.30/x
  3. Step 3: Cross multiply
    251,857.20x = 377,567.10 × 151,911.30
  4. Step 4: Simplify right side
    251,857.20x = 57,356,708,998.23
  5. Step 5: Solve for x
    x = 57,356,708,998.23/251,857.20
  6. Step 6: Final answer
    x = 227,735.04

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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.