Home / 43,613.39-65,256.66-25,778.40

Finding the Fourth Proportional to 43,613.39, 65,256.66 and 25,778.40

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Solution

The fourth proportional to 43,613.39, 65,256.66 and 25,778.40 is: 38,571.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,613.39 : 65,256.66 = 25,778.40 : x
  2. Step 2: Convert to fraction form
    43,613.39/65,256.66 = 25,778.40/x
  3. Step 3: Cross multiply
    43,613.39x = 65,256.66 × 25,778.40
  4. Step 4: Simplify right side
    43,613.39x = 1,682,212,284.14
  5. Step 5: Solve for x
    x = 1,682,212,284.14/43,613.39
  6. Step 6: Final answer
    x = 38,571.01

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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.