Home / 53,618.78-73,998.43-29,745.05

Finding the Fourth Proportional to 53,618.78, 73,998.43 and 29,745.05

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Solution

The fourth proportional to 53,618.78, 73,998.43 and 29,745.05 is: 41,050.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,618.78 : 73,998.43 = 29,745.05 : x
  2. Step 2: Convert to fraction form
    53,618.78/73,998.43 = 29,745.05/x
  3. Step 3: Cross multiply
    53,618.78x = 73,998.43 × 29,745.05
  4. Step 4: Simplify right side
    53,618.78x = 2,201,086,555.92
  5. Step 5: Solve for x
    x = 2,201,086,555.92/53,618.78
  6. Step 6: Final answer
    x = 41,050.66

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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.