Home / 32,934.78-45,476.20-30,415.97

Finding the Fourth Proportional to 32,934.78, 45,476.20 and 30,415.97

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Solution

The fourth proportional to 32,934.78, 45,476.20 and 30,415.97 is: 41,998.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,934.78 : 45,476.20 = 30,415.97 : x
  2. Step 2: Convert to fraction form
    32,934.78/45,476.20 = 30,415.97/x
  3. Step 3: Cross multiply
    32,934.78x = 45,476.20 × 30,415.97
  4. Step 4: Simplify right side
    32,934.78x = 1,383,202,886.62
  5. Step 5: Solve for x
    x = 1,383,202,886.62/32,934.78
  6. Step 6: Final answer
    x = 41,998.24

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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.