Home / 75,123.04-103,672.02-41,589.04

Finding the Fourth Proportional to 75,123.04, 103,672.02 and 41,589.04

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Solution

The fourth proportional to 75,123.04, 103,672.02 and 41,589.04 is: 57,394.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,123.04 : 103,672.02 = 41,589.04 : x
  2. Step 2: Convert to fraction form
    75,123.04/103,672.02 = 41,589.04/x
  3. Step 3: Cross multiply
    75,123.04x = 103,672.02 × 41,589.04
  4. Step 4: Simplify right side
    75,123.04x = 4,311,619,786.66
  5. Step 5: Solve for x
    x = 4,311,619,786.66/75,123.04
  6. Step 6: Final answer
    x = 57,394.11

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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.