Home / 176,732.45-264,998.28-120,640.49

Finding the Fourth Proportional to 176,732.45, 264,998.28 and 120,640.49

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Solution

The fourth proportional to 176,732.45, 264,998.28 and 120,640.49 is: 180,892.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,732.45 : 264,998.28 = 120,640.49 : x
  2. Step 2: Convert to fraction form
    176,732.45/264,998.28 = 120,640.49/x
  3. Step 3: Cross multiply
    176,732.45x = 264,998.28 × 120,640.49
  4. Step 4: Simplify right side
    176,732.45x = 31,969,522,348.36
  5. Step 5: Solve for x
    x = 31,969,522,348.36/176,732.45
  6. Step 6: Final answer
    x = 180,892.20

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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.