Home / 167,388.03-251,118.99-55,102.77

Finding the Fourth Proportional to 167,388.03, 251,118.99 and 55,102.77

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Solution

The fourth proportional to 167,388.03, 251,118.99 and 55,102.77 is: 82,666.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,388.03 : 251,118.99 = 55,102.77 : x
  2. Step 2: Convert to fraction form
    167,388.03/251,118.99 = 55,102.77/x
  3. Step 3: Cross multiply
    167,388.03x = 251,118.99 × 55,102.77
  4. Step 4: Simplify right side
    167,388.03x = 13,837,351,948.60
  5. Step 5: Solve for x
    x = 13,837,351,948.60/167,388.03
  6. Step 6: Final answer
    x = 82,666.32

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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.