Home / 75,249.10-103,837.62-41,257

Finding the Fourth Proportional to 75,249.10, 103,837.62 and 41,257

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Solution

The fourth proportional to 75,249.10, 103,837.62 and 41,257 is: 56,931.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,249.10 : 103,837.62 = 41,257 : x
  2. Step 2: Convert to fraction form
    75,249.10/103,837.62 = 41,257/x
  3. Step 3: Cross multiply
    75,249.10x = 103,837.62 × 41,257
  4. Step 4: Simplify right side
    75,249.10x = 4,284,028,688.34
  5. Step 5: Solve for x
    x = 4,284,028,688.34/75,249.10
  6. Step 6: Final answer
    x = 56,931.29

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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.