Home / 87,407.74-131,111.73-37,455.43

Finding the Fourth Proportional to 87,407.74, 131,111.73 and 37,455.43

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Solution

The fourth proportional to 87,407.74, 131,111.73 and 37,455.43 is: 56,183.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,407.74 : 131,111.73 = 37,455.43 : x
  2. Step 2: Convert to fraction form
    87,407.74/131,111.73 = 37,455.43/x
  3. Step 3: Cross multiply
    87,407.74x = 131,111.73 × 37,455.43
  4. Step 4: Simplify right side
    87,407.74x = 4,910,846,225.19
  5. Step 5: Solve for x
    x = 4,910,846,225.19/87,407.74
  6. Step 6: Final answer
    x = 56,183.20

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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.