Home / 55,030.38-75,941.92-29,879.88

Finding the Fourth Proportional to 55,030.38, 75,941.92 and 29,879.88

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Solution

The fourth proportional to 55,030.38, 75,941.92 and 29,879.88 is: 41,234.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,030.38 : 75,941.92 = 29,879.88 : x
  2. Step 2: Convert to fraction form
    55,030.38/75,941.92 = 29,879.88/x
  3. Step 3: Cross multiply
    55,030.38x = 75,941.92 × 29,879.88
  4. Step 4: Simplify right side
    55,030.38x = 2,269,135,456.57
  5. Step 5: Solve for x
    x = 2,269,135,456.57/55,030.38
  6. Step 6: Final answer
    x = 41,234.23

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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.