Home / 251,665.33-377,557.11-83,185.66

Finding the Fourth Proportional to 251,665.33, 377,557.11 and 83,185.66

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Solution

The fourth proportional to 251,665.33, 377,557.11 and 83,185.66 is: 124,798.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,665.33 : 377,557.11 = 83,185.66 : x
  2. Step 2: Convert to fraction form
    251,665.33/377,557.11 = 83,185.66/x
  3. Step 3: Cross multiply
    251,665.33x = 377,557.11 × 83,185.66
  4. Step 4: Simplify right side
    251,665.33x = 31,407,337,383.04
  5. Step 5: Solve for x
    x = 31,407,337,383.04/251,665.33
  6. Step 6: Final answer
    x = 124,798.03

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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.