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Finding the Fourth Proportional to 126,058.88, 173,961.29 and 68,698.23

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Solution

The fourth proportional to 126,058.88, 173,961.29 and 68,698.23 is: 94,803.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,058.88 : 173,961.29 = 68,698.23 : x
  2. Step 2: Convert to fraction form
    126,058.88/173,961.29 = 68,698.23/x
  3. Step 3: Cross multiply
    126,058.88x = 173,961.29 × 68,698.23
  4. Step 4: Simplify right side
    126,058.88x = 11,950,832,230.91
  5. Step 5: Solve for x
    x = 11,950,832,230.91/126,058.88
  6. Step 6: Final answer
    x = 94,803.57

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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.