Home / 301,961.81-416,712.60-166,001.49

Finding the Fourth Proportional to 301,961.81, 416,712.60 and 166,001.49

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Solution

The fourth proportional to 301,961.81, 416,712.60 and 166,001.49 is: 229,084.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,961.81 : 416,712.60 = 166,001.49 : x
  2. Step 2: Convert to fraction form
    301,961.81/416,712.60 = 166,001.49/x
  3. Step 3: Cross multiply
    301,961.81x = 416,712.60 × 166,001.49
  4. Step 4: Simplify right side
    301,961.81x = 69,174,912,501.77
  5. Step 5: Solve for x
    x = 69,174,912,501.77/301,961.81
  6. Step 6: Final answer
    x = 229,084.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.