Home / 55,195.92-76,170.84-30,045.36

Finding the Fourth Proportional to 55,195.92, 76,170.84 and 30,045.36

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Solution

The fourth proportional to 55,195.92, 76,170.84 and 30,045.36 is: 41,462.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,195.92 : 76,170.84 = 30,045.36 : x
  2. Step 2: Convert to fraction form
    55,195.92/76,170.84 = 30,045.36/x
  3. Step 3: Cross multiply
    55,195.92x = 76,170.84 × 30,045.36
  4. Step 4: Simplify right side
    55,195.92x = 2,288,580,309.30
  5. Step 5: Solve for x
    x = 2,288,580,309.30/55,195.92
  6. Step 6: Final answer
    x = 41,462.85

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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.