Home / 167,973.72-231,722.10-107,495.88

Finding the Fourth Proportional to 167,973.72, 231,722.10 and 107,495.88

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Solution

The fourth proportional to 167,973.72, 231,722.10 and 107,495.88 is: 148,292.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,973.72 : 231,722.10 = 107,495.88 : x
  2. Step 2: Convert to fraction form
    167,973.72/231,722.10 = 107,495.88/x
  3. Step 3: Cross multiply
    167,973.72x = 231,722.10 × 107,495.88
  4. Step 4: Simplify right side
    167,973.72x = 24,909,171,054.95
  5. Step 5: Solve for x
    x = 24,909,171,054.95/167,973.72
  6. Step 6: Final answer
    x = 148,292.07

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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.