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Finding the Fourth Proportional to 59,843.70, 89,765.46 and 18,290.70

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Solution

The fourth proportional to 59,843.70, 89,765.46 and 18,290.70 is: 27,436.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,843.70 : 89,765.46 = 18,290.70 : x
  2. Step 2: Convert to fraction form
    59,843.70/89,765.46 = 18,290.70/x
  3. Step 3: Cross multiply
    59,843.70x = 89,765.46 × 18,290.70
  4. Step 4: Simplify right side
    59,843.70x = 1,641,873,099.22
  5. Step 5: Solve for x
    x = 1,641,873,099.22/59,843.70
  6. Step 6: Final answer
    x = 27,436.02

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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.