Home / 167,866.37-251,555.57-107,706.11

Finding the Fourth Proportional to 167,866.37, 251,555.57 and 107,706.11

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Solution

The fourth proportional to 167,866.37, 251,555.57 and 107,706.11 is: 161,402.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,866.37 : 251,555.57 = 107,706.11 : x
  2. Step 2: Convert to fraction form
    167,866.37/251,555.57 = 107,706.11/x
  3. Step 3: Cross multiply
    167,866.37x = 251,555.57 × 107,706.11
  4. Step 4: Simplify right side
    167,866.37x = 27,094,071,106.97
  5. Step 5: Solve for x
    x = 27,094,071,106.97/167,866.37
  6. Step 6: Final answer
    x = 161,402.61

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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.