Home / 251,477.10-377,179.20-73,965.60

Finding the Fourth Proportional to 251,477.10, 377,179.20 and 73,965.60

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Solution

The fourth proportional to 251,477.10, 377,179.20 and 73,965.60 is: 110,937.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,477.10 : 377,179.20 = 73,965.60 : x
  2. Step 2: Convert to fraction form
    251,477.10/377,179.20 = 73,965.60/x
  3. Step 3: Cross multiply
    251,477.10x = 377,179.20 × 73,965.60
  4. Step 4: Simplify right side
    251,477.10x = 27,898,285,835.52
  5. Step 5: Solve for x
    x = 27,898,285,835.52/251,477.10
  6. Step 6: Final answer
    x = 110,937.68

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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.