Home / 167,583.89-251,039.27-77,500.34

Finding the Fourth Proportional to 167,583.89, 251,039.27 and 77,500.34

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Solution

The fourth proportional to 167,583.89, 251,039.27 and 77,500.34 is: 116,094.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,583.89 : 251,039.27 = 77,500.34 : x
  2. Step 2: Convert to fraction form
    167,583.89/251,039.27 = 77,500.34/x
  3. Step 3: Cross multiply
    167,583.89x = 251,039.27 × 77,500.34
  4. Step 4: Simplify right side
    167,583.89x = 19,455,628,222.36
  5. Step 5: Solve for x
    x = 19,455,628,222.36/167,583.89
  6. Step 6: Final answer
    x = 116,094.86

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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.