Home / 87,406.74-131,110.23-37,454.43

Finding the Fourth Proportional to 87,406.74, 131,110.23 and 37,454.43

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Solution

The fourth proportional to 87,406.74, 131,110.23 and 37,454.43 is: 56,181.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,406.74 : 131,110.23 = 37,454.43 : x
  2. Step 2: Convert to fraction form
    87,406.74/131,110.23 = 37,454.43/x
  3. Step 3: Cross multiply
    87,406.74x = 131,110.23 × 37,454.43
  4. Step 4: Simplify right side
    87,406.74x = 4,910,658,931.82
  5. Step 5: Solve for x
    x = 4,910,658,931.82/87,406.74
  6. Step 6: Final answer
    x = 56,181.70

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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.