Home / 54,300.29-74,934.30-33,079.56

Finding the Fourth Proportional to 54,300.29, 74,934.30 and 33,079.56

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Solution

The fourth proportional to 54,300.29, 74,934.30 and 33,079.56 is: 45,649.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,300.29 : 74,934.30 = 33,079.56 : x
  2. Step 2: Convert to fraction form
    54,300.29/74,934.30 = 33,079.56/x
  3. Step 3: Cross multiply
    54,300.29x = 74,934.30 × 33,079.56
  4. Step 4: Simplify right side
    54,300.29x = 2,478,793,796.96
  5. Step 5: Solve for x
    x = 2,478,793,796.96/54,300.29
  6. Step 6: Final answer
    x = 45,649.73

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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.