Home / 43,433.50-65,150.52-12,269.02

Finding the Fourth Proportional to 43,433.50, 65,150.52 and 12,269.02

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Solution

The fourth proportional to 43,433.50, 65,150.52 and 12,269.02 is: 18,403.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,433.50 : 65,150.52 = 12,269.02 : x
  2. Step 2: Convert to fraction form
    43,433.50/65,150.52 = 12,269.02/x
  3. Step 3: Cross multiply
    43,433.50x = 65,150.52 × 12,269.02
  4. Step 4: Simplify right side
    43,433.50x = 799,333,032.89
  5. Step 5: Solve for x
    x = 799,333,032.89/43,433.50
  6. Step 6: Final answer
    x = 18,403.61

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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.