Home / 117,579.60-176,399.78-51,004.49

Finding the Fourth Proportional to 117,579.60, 176,399.78 and 51,004.49

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Solution

The fourth proportional to 117,579.60, 176,399.78 and 51,004.49 is: 76,519.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,579.60 : 176,399.78 = 51,004.49 : x
  2. Step 2: Convert to fraction form
    117,579.60/176,399.78 = 51,004.49/x
  3. Step 3: Cross multiply
    117,579.60x = 176,399.78 × 51,004.49
  4. Step 4: Simplify right side
    117,579.60x = 8,997,179,677.99
  5. Step 5: Solve for x
    x = 8,997,179,677.99/117,579.60
  6. Step 6: Final answer
    x = 76,519.90

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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.