Home / 43,995.04-65,992.56-12,832.80

Finding the Fourth Proportional to 43,995.04, 65,992.56 and 12,832.80

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Solution

The fourth proportional to 43,995.04, 65,992.56 and 12,832.80 is: 19,249.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,995.04 : 65,992.56 = 12,832.80 : x
  2. Step 2: Convert to fraction form
    43,995.04/65,992.56 = 12,832.80/x
  3. Step 3: Cross multiply
    43,995.04x = 65,992.56 × 12,832.80
  4. Step 4: Simplify right side
    43,995.04x = 846,869,323.97
  5. Step 5: Solve for x
    x = 846,869,323.97/43,995.04
  6. Step 6: Final answer
    x = 19,249.20

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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.