Home / 40,591.67-60,899.81-28,768.32

Finding the Fourth Proportional to 40,591.67, 60,899.81 and 28,768.32

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Solution

The fourth proportional to 40,591.67, 60,899.81 and 28,768.32 is: 43,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,591.67 : 60,899.81 = 28,768.32 : x
  2. Step 2: Convert to fraction form
    40,591.67/60,899.81 = 28,768.32/x
  3. Step 3: Cross multiply
    40,591.67x = 60,899.81 × 28,768.32
  4. Step 4: Simplify right side
    40,591.67x = 1,751,985,078.18
  5. Step 5: Solve for x
    x = 1,751,985,078.18/40,591.67
  6. Step 6: Final answer
    x = 43,161.20

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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.