Home / 53,120.82-73,306.56-29,247.54

Finding the Fourth Proportional to 53,120.82, 73,306.56 and 29,247.54

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Solution

The fourth proportional to 53,120.82, 73,306.56 and 29,247.54 is: 40,361.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,120.82 : 73,306.56 = 29,247.54 : x
  2. Step 2: Convert to fraction form
    53,120.82/73,306.56 = 29,247.54/x
  3. Step 3: Cross multiply
    53,120.82x = 73,306.56 × 29,247.54
  4. Step 4: Simplify right side
    53,120.82x = 2,144,036,545.86
  5. Step 5: Solve for x
    x = 2,144,036,545.86/53,120.82
  6. Step 6: Final answer
    x = 40,361.51

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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.