Home / 87,386.10-131,057.42-37,460.54

Finding the Fourth Proportional to 87,386.10, 131,057.42 and 37,460.54

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Solution

The fourth proportional to 87,386.10, 131,057.42 and 37,460.54 is: 56,181.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,386.10 : 131,057.42 = 37,460.54 : x
  2. Step 2: Convert to fraction form
    87,386.10/131,057.42 = 37,460.54/x
  3. Step 3: Cross multiply
    87,386.10x = 131,057.42 × 37,460.54
  4. Step 4: Simplify right side
    87,386.10x = 4,909,481,724.21
  5. Step 5: Solve for x
    x = 4,909,481,724.21/87,386.10
  6. Step 6: Final answer
    x = 56,181.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.