Home / 176,579.82-264,720.42-76,664.43

Finding the Fourth Proportional to 176,579.82, 264,720.42 and 76,664.43

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Solution

The fourth proportional to 176,579.82, 264,720.42 and 76,664.43 is: 114,931.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,579.82 : 264,720.42 = 76,664.43 : x
  2. Step 2: Convert to fraction form
    176,579.82/264,720.42 = 76,664.43/x
  3. Step 3: Cross multiply
    176,579.82x = 264,720.42 × 76,664.43
  4. Step 4: Simplify right side
    176,579.82x = 20,294,640,108.66
  5. Step 5: Solve for x
    x = 20,294,640,108.66/176,579.82
  6. Step 6: Final answer
    x = 114,931.82

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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.