Home / 75,207.06-103,789.89-41,672.34

Finding the Fourth Proportional to 75,207.06, 103,789.89 and 41,672.34

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Solution

The fourth proportional to 75,207.06, 103,789.89 and 41,672.34 is: 57,510.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,207.06 : 103,789.89 = 41,672.34 : x
  2. Step 2: Convert to fraction form
    75,207.06/103,789.89 = 41,672.34/x
  3. Step 3: Cross multiply
    75,207.06x = 103,789.89 × 41,672.34
  4. Step 4: Simplify right side
    75,207.06x = 4,325,167,584.64
  5. Step 5: Solve for x
    x = 4,325,167,584.64/75,207.06
  6. Step 6: Final answer
    x = 57,510.13

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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.