Home / 55,540.92-76,646.70-30,392.76

Finding the Fourth Proportional to 55,540.92, 76,646.70 and 30,392.76

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Solution

The fourth proportional to 55,540.92, 76,646.70 and 30,392.76 is: 41,942.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,540.92 : 76,646.70 = 30,392.76 : x
  2. Step 2: Convert to fraction form
    55,540.92/76,646.70 = 30,392.76/x
  3. Step 3: Cross multiply
    55,540.92x = 76,646.70 × 30,392.76
  4. Step 4: Simplify right side
    55,540.92x = 2,329,504,757.89
  5. Step 5: Solve for x
    x = 2,329,504,757.89/55,540.92
  6. Step 6: Final answer
    x = 41,942.13

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1.5x scale

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.