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Finding the Fourth Proportional to 43,704.70, 65,552.01 and 12,117.10

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Solution

The fourth proportional to 43,704.70, 65,552.01 and 12,117.10 is: 18,174.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,704.70 : 65,552.01 = 12,117.10 : x
  2. Step 2: Convert to fraction form
    43,704.70/65,552.01 = 12,117.10/x
  3. Step 3: Cross multiply
    43,704.70x = 65,552.01 × 12,117.10
  4. Step 4: Simplify right side
    43,704.70x = 794,300,260.37
  5. Step 5: Solve for x
    x = 794,300,260.37/43,704.70
  6. Step 6: Final answer
    x = 18,174.25

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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.