Home / 126,071.03-173,975.75-68,710.88

Finding the Fourth Proportional to 126,071.03, 173,975.75 and 68,710.88

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Solution

The fourth proportional to 126,071.03, 173,975.75 and 68,710.88 is: 94,819.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,071.03 : 173,975.75 = 68,710.88 : x
  2. Step 2: Convert to fraction form
    126,071.03/173,975.75 = 68,710.88/x
  3. Step 3: Cross multiply
    126,071.03x = 173,975.75 × 68,710.88
  4. Step 4: Simplify right side
    126,071.03x = 11,954,027,230.21
  5. Step 5: Solve for x
    x = 11,954,027,230.21/126,071.03
  6. Step 6: Final answer
    x = 94,819.78

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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.