Home / 54,801.86-75,627.77-30,272.61

Finding the Fourth Proportional to 54,801.86, 75,627.77 and 30,272.61

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Solution

The fourth proportional to 54,801.86, 75,627.77 and 30,272.61 is: 41,776.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,801.86 : 75,627.77 = 30,272.61 : x
  2. Step 2: Convert to fraction form
    54,801.86/75,627.77 = 30,272.61/x
  3. Step 3: Cross multiply
    54,801.86x = 75,627.77 × 30,272.61
  4. Step 4: Simplify right side
    54,801.86x = 2,289,449,986.38
  5. Step 5: Solve for x
    x = 2,289,449,986.38/54,801.86
  6. Step 6: Final answer
    x = 41,776.87

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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.