Home / 126,093.45-174,007.85-68,732.79

Finding the Fourth Proportional to 126,093.45, 174,007.85 and 68,732.79

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Solution

The fourth proportional to 126,093.45, 174,007.85 and 68,732.79 is: 94,850.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,093.45 : 174,007.85 = 68,732.79 : x
  2. Step 2: Convert to fraction form
    126,093.45/174,007.85 = 68,732.79/x
  3. Step 3: Cross multiply
    126,093.45x = 174,007.85 × 68,732.79
  4. Step 4: Simplify right side
    126,093.45x = 11,960,045,012.40
  5. Step 5: Solve for x
    x = 11,960,045,012.40/126,093.45
  6. Step 6: Final answer
    x = 94,850.64

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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.