Home / 55,561.76-76,674.65-30,067.57

Finding the Fourth Proportional to 55,561.76, 76,674.65 and 30,067.57

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Solution

The fourth proportional to 55,561.76, 76,674.65 and 30,067.57 is: 41,492.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,561.76 : 76,674.65 = 30,067.57 : x
  2. Step 2: Convert to fraction form
    55,561.76/76,674.65 = 30,067.57/x
  3. Step 3: Cross multiply
    55,561.76x = 76,674.65 × 30,067.57
  4. Step 4: Simplify right side
    55,561.76x = 2,305,420,520.74
  5. Step 5: Solve for x
    x = 2,305,420,520.74/55,561.76
  6. Step 6: Final answer
    x = 41,492.93

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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.