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Finding the Fourth Proportional to 59,647.93, 89,469.55 and 20,205.04

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Solution

The fourth proportional to 59,647.93, 89,469.55 and 20,205.04 is: 30,306.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,647.93 : 89,469.55 = 20,205.04 : x
  2. Step 2: Convert to fraction form
    59,647.93/89,469.55 = 20,205.04/x
  3. Step 3: Cross multiply
    59,647.93x = 89,469.55 × 20,205.04
  4. Step 4: Simplify right side
    59,647.93x = 1,807,735,562.35
  5. Step 5: Solve for x
    x = 1,807,735,562.35/59,647.93
  6. Step 6: Final answer
    x = 30,306.76

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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.