Home / 123,964.26-171,063.45-67,375.14

Finding the Fourth Proportional to 123,964.26, 171,063.45 and 67,375.14

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Solution

The fourth proportional to 123,964.26, 171,063.45 and 67,375.14 is: 92,973.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,964.26 : 171,063.45 = 67,375.14 : x
  2. Step 2: Convert to fraction form
    123,964.26/171,063.45 = 67,375.14/x
  3. Step 3: Cross multiply
    123,964.26x = 171,063.45 × 67,375.14
  4. Step 4: Simplify right side
    123,964.26x = 11,525,423,892.63
  5. Step 5: Solve for x
    x = 11,525,423,892.63/123,964.26
  6. Step 6: Final answer
    x = 92,973.76

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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.