Home / 43,911.75-60,581.67-28,812.75

Finding the Fourth Proportional to 43,911.75, 60,581.67 and 28,812.75

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Solution

The fourth proportional to 43,911.75, 60,581.67 and 28,812.75 is: 39,750.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,911.75 : 60,581.67 = 28,812.75 : x
  2. Step 2: Convert to fraction form
    43,911.75/60,581.67 = 28,812.75/x
  3. Step 3: Cross multiply
    43,911.75x = 60,581.67 × 28,812.75
  4. Step 4: Simplify right side
    43,911.75x = 1,745,524,512.29
  5. Step 5: Solve for x
    x = 1,745,524,512.29/43,911.75
  6. Step 6: Final answer
    x = 39,750.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.