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Finding the Fourth Proportional to 59,906.25, 89,859.38 and 18,353.25

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Solution

The fourth proportional to 59,906.25, 89,859.38 and 18,353.25 is: 27,529.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,906.25 : 89,859.38 = 18,353.25 : x
  2. Step 2: Convert to fraction form
    59,906.25/89,859.38 = 18,353.25/x
  3. Step 3: Cross multiply
    59,906.25x = 89,859.38 × 18,353.25
  4. Step 4: Simplify right side
    59,906.25x = 1,649,211,574.22
  5. Step 5: Solve for x
    x = 1,649,211,574.22/59,906.25
  6. Step 6: Final answer
    x = 27,529.88

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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.