Home / 79,181.16-109,270.03-43,372.46

Finding the Fourth Proportional to 79,181.16, 109,270.03 and 43,372.46

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Solution

The fourth proportional to 79,181.16, 109,270.03 and 43,372.46 is: 59,854.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,181.16 : 109,270.03 = 43,372.46 : x
  2. Step 2: Convert to fraction form
    79,181.16/109,270.03 = 43,372.46/x
  3. Step 3: Cross multiply
    79,181.16x = 109,270.03 × 43,372.46
  4. Step 4: Simplify right side
    79,181.16x = 4,739,310,251.44
  5. Step 5: Solve for x
    x = 4,739,310,251.44/79,181.16
  6. Step 6: Final answer
    x = 59,854.01

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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.