Home / 34,906.50-48,170.61-20,759.04

Finding the Fourth Proportional to 34,906.50, 48,170.61 and 20,759.04

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Solution

The fourth proportional to 34,906.50, 48,170.61 and 20,759.04 is: 28,647.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,906.50 : 48,170.61 = 20,759.04 : x
  2. Step 2: Convert to fraction form
    34,906.50/48,170.61 = 20,759.04/x
  3. Step 3: Cross multiply
    34,906.50x = 48,170.61 × 20,759.04
  4. Step 4: Simplify right side
    34,906.50x = 999,975,619.81
  5. Step 5: Solve for x
    x = 999,975,619.81/34,906.50
  6. Step 6: Final answer
    x = 28,647.26

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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.