Home / 126,074.54-173,980.57-68,714.39

Finding the Fourth Proportional to 126,074.54, 173,980.57 and 68,714.39

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Solution

The fourth proportional to 126,074.54, 173,980.57 and 68,714.39 is: 94,824.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,074.54 : 173,980.57 = 68,714.39 : x
  2. Step 2: Convert to fraction form
    126,074.54/173,980.57 = 68,714.39/x
  3. Step 3: Cross multiply
    126,074.54x = 173,980.57 × 68,714.39
  4. Step 4: Simplify right side
    126,074.54x = 11,954,968,739.40
  5. Step 5: Solve for x
    x = 11,954,968,739.40/126,074.54
  6. Step 6: Final answer
    x = 94,824.61

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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.