Home / 43,580.88-65,432.16-28,884.24

Finding the Fourth Proportional to 43,580.88, 65,432.16 and 28,884.24

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Solution

The fourth proportional to 43,580.88, 65,432.16 and 28,884.24 is: 43,366.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,580.88 : 65,432.16 = 28,884.24 : x
  2. Step 2: Convert to fraction form
    43,580.88/65,432.16 = 28,884.24/x
  3. Step 3: Cross multiply
    43,580.88x = 65,432.16 × 28,884.24
  4. Step 4: Simplify right side
    43,580.88x = 1,889,958,213.16
  5. Step 5: Solve for x
    x = 1,889,958,213.16/43,580.88
  6. Step 6: Final answer
    x = 43,366.68

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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.