Home / 43,701.40-65,552.46-12,537.64

Finding the Fourth Proportional to 43,701.40, 65,552.46 and 12,537.64

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Solution

The fourth proportional to 43,701.40, 65,552.46 and 12,537.64 is: 18,806.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,701.40 : 65,552.46 = 12,537.64 : x
  2. Step 2: Convert to fraction form
    43,701.40/65,552.46 = 12,537.64/x
  3. Step 3: Cross multiply
    43,701.40x = 65,552.46 × 12,537.64
  4. Step 4: Simplify right side
    43,701.40x = 821,873,144.59
  5. Step 5: Solve for x
    x = 821,873,144.59/43,701.40
  6. Step 6: Final answer
    x = 18,806.56

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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.