Home / 55,249.88-76,308.18-36,470.84

Finding the Fourth Proportional to 55,249.88, 76,308.18 and 36,470.84

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Solution

The fourth proportional to 55,249.88, 76,308.18 and 36,470.84 is: 50,371.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,249.88 : 76,308.18 = 36,470.84 : x
  2. Step 2: Convert to fraction form
    55,249.88/76,308.18 = 36,470.84/x
  3. Step 3: Cross multiply
    55,249.88x = 76,308.18 × 36,470.84
  4. Step 4: Simplify right side
    55,249.88x = 2,783,023,423.47
  5. Step 5: Solve for x
    x = 2,783,023,423.47/55,249.88
  6. Step 6: Final answer
    x = 50,371.57

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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.