Home / 180,123.90-269,964.36-101,072.04

Finding the Fourth Proportional to 180,123.90, 269,964.36 and 101,072.04

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Solution

The fourth proportional to 180,123.90, 269,964.36 and 101,072.04 is: 151,483.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,123.90 : 269,964.36 = 101,072.04 : x
  2. Step 2: Convert to fraction form
    180,123.90/269,964.36 = 101,072.04/x
  3. Step 3: Cross multiply
    180,123.90x = 269,964.36 × 101,072.04
  4. Step 4: Simplify right side
    180,123.90x = 27,285,848,592.49
  5. Step 5: Solve for x
    x = 27,285,848,592.49/180,123.90
  6. Step 6: Final answer
    x = 151,483.78

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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.