Home / 54,480.22-75,178.84-30,610.48

Finding the Fourth Proportional to 54,480.22, 75,178.84 and 30,610.48

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Solution

The fourth proportional to 54,480.22, 75,178.84 and 30,610.48 is: 42,240.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,480.22 : 75,178.84 = 30,610.48 : x
  2. Step 2: Convert to fraction form
    54,480.22/75,178.84 = 30,610.48/x
  3. Step 3: Cross multiply
    54,480.22x = 75,178.84 × 30,610.48
  4. Step 4: Simplify right side
    54,480.22x = 2,301,260,378.24
  5. Step 5: Solve for x
    x = 2,301,260,378.24/54,480.22
  6. Step 6: Final answer
    x = 42,240.29

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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.