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Finding the Fourth Proportional to 126,059.57, 173,962.23 and 68,698.91

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Solution

The fourth proportional to 126,059.57, 173,962.23 and 68,698.91 is: 94,804.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,059.57 : 173,962.23 = 68,698.91 : x
  2. Step 2: Convert to fraction form
    126,059.57/173,962.23 = 68,698.91/x
  3. Step 3: Cross multiply
    126,059.57x = 173,962.23 × 68,698.91
  4. Step 4: Simplify right side
    126,059.57x = 11,951,014,712.36
  5. Step 5: Solve for x
    x = 11,951,014,712.36/126,059.57
  6. Step 6: Final answer
    x = 94,804.51

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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.