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Finding the Fourth Proportional to 109,825.88, 164,550.74 and 59,940.97

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Solution

The fourth proportional to 109,825.88, 164,550.74 and 59,940.97 is: 89,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,825.88 : 164,550.74 = 59,940.97 : x
  2. Step 2: Convert to fraction form
    109,825.88/164,550.74 = 59,940.97/x
  3. Step 3: Cross multiply
    109,825.88x = 164,550.74 × 59,940.97
  4. Step 4: Simplify right side
    109,825.88x = 9,863,330,258.74
  5. Step 5: Solve for x
    x = 9,863,330,258.74/109,825.88
  6. Step 6: Final answer
    x = 89,808.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.