Home / 43,660.82-65,392.77-30,571.63

Finding the Fourth Proportional to 43,660.82, 65,392.77 and 30,571.63

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Solution

The fourth proportional to 43,660.82, 65,392.77 and 30,571.63 is: 45,788.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,660.82 : 65,392.77 = 30,571.63 : x
  2. Step 2: Convert to fraction form
    43,660.82/65,392.77 = 30,571.63/x
  3. Step 3: Cross multiply
    43,660.82x = 65,392.77 × 30,571.63
  4. Step 4: Simplify right side
    43,660.82x = 1,999,163,089.29
  5. Step 5: Solve for x
    x = 1,999,163,089.29/43,660.82
  6. Step 6: Final answer
    x = 45,788.49

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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.