Home / 75,261.30-103,861.62-41,269.25

Finding the Fourth Proportional to 75,261.30, 103,861.62 and 41,269.25

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Solution

The fourth proportional to 75,261.30, 103,861.62 and 41,269.25 is: 56,952.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,261.30 : 103,861.62 = 41,269.25 : x
  2. Step 2: Convert to fraction form
    75,261.30/103,861.62 = 41,269.25/x
  3. Step 3: Cross multiply
    75,261.30x = 103,861.62 × 41,269.25
  4. Step 4: Simplify right side
    75,261.30x = 4,286,290,641.88
  5. Step 5: Solve for x
    x = 4,286,290,641.88/75,261.30
  6. Step 6: Final answer
    x = 56,952.12

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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.