Home / 123,592.36-170,558.60-67,003.88

Finding the Fourth Proportional to 123,592.36, 170,558.60 and 67,003.88

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Solution

The fourth proportional to 123,592.36, 170,558.60 and 67,003.88 is: 92,465.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,592.36 : 170,558.60 = 67,003.88 : x
  2. Step 2: Convert to fraction form
    123,592.36/170,558.60 = 67,003.88/x
  3. Step 3: Cross multiply
    123,592.36x = 170,558.60 × 67,003.88
  4. Step 4: Simplify right side
    123,592.36x = 11,428,087,967.37
  5. Step 5: Solve for x
    x = 11,428,087,967.37/123,592.36
  6. Step 6: Final answer
    x = 92,465.97

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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.