Home / 55,480.08-76,571.64-43,633.56

Finding the Fourth Proportional to 55,480.08, 76,571.64 and 43,633.56

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Solution

The fourth proportional to 55,480.08, 76,571.64 and 43,633.56 is: 60,221.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,480.08 : 76,571.64 = 43,633.56 : x
  2. Step 2: Convert to fraction form
    55,480.08/76,571.64 = 43,633.56/x
  3. Step 3: Cross multiply
    55,480.08x = 76,571.64 × 43,633.56
  4. Step 4: Simplify right side
    55,480.08x = 3,341,093,248.24
  5. Step 5: Solve for x
    x = 3,341,093,248.24/55,480.08
  6. Step 6: Final answer
    x = 60,221.49

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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.