Home / 87,777.04-131,739.27-37,894.81

Finding the Fourth Proportional to 87,777.04, 131,739.27 and 37,894.81

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Solution

The fourth proportional to 87,777.04, 131,739.27 and 37,894.81 is: 56,874.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,777.04 : 131,739.27 = 37,894.81 : x
  2. Step 2: Convert to fraction form
    87,777.04/131,739.27 = 37,894.81/x
  3. Step 3: Cross multiply
    87,777.04x = 131,739.27 × 37,894.81
  4. Step 4: Simplify right side
    87,777.04x = 4,992,234,606.19
  5. Step 5: Solve for x
    x = 4,992,234,606.19/87,777.04
  6. Step 6: Final answer
    x = 56,874.04

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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.