Home / 123,736.98-170,757.48-67,148.34

Finding the Fourth Proportional to 123,736.98, 170,757.48 and 67,148.34

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Solution

The fourth proportional to 123,736.98, 170,757.48 and 67,148.34 is: 92,664.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,736.98 : 170,757.48 = 67,148.34 : x
  2. Step 2: Convert to fraction form
    123,736.98/170,757.48 = 67,148.34/x
  3. Step 3: Cross multiply
    123,736.98x = 170,757.48 × 67,148.34
  4. Step 4: Simplify right side
    123,736.98x = 11,466,081,324.58
  5. Step 5: Solve for x
    x = 11,466,081,324.58/123,736.98
  6. Step 6: Final answer
    x = 92,664.95

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1.5x scale

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.