Home / 57,659.82-79,547.46-34,990.44

Finding the Fourth Proportional to 57,659.82, 79,547.46 and 34,990.44

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Solution

The fourth proportional to 57,659.82, 79,547.46 and 34,990.44 is: 48,272.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,659.82 : 79,547.46 = 34,990.44 : x
  2. Step 2: Convert to fraction form
    57,659.82/79,547.46 = 34,990.44/x
  3. Step 3: Cross multiply
    57,659.82x = 79,547.46 × 34,990.44
  4. Step 4: Simplify right side
    57,659.82x = 2,783,400,626.28
  5. Step 5: Solve for x
    x = 2,783,400,626.28/57,659.82
  6. Step 6: Final answer
    x = 48,272.79

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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.