Home / 54,254.58-74,869.26-30,380.06

Finding the Fourth Proportional to 54,254.58, 74,869.26 and 30,380.06

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Solution

The fourth proportional to 54,254.58, 74,869.26 and 30,380.06 is: 41,923.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,254.58 : 74,869.26 = 30,380.06 : x
  2. Step 2: Convert to fraction form
    54,254.58/74,869.26 = 30,380.06/x
  3. Step 3: Cross multiply
    54,254.58x = 74,869.26 × 30,380.06
  4. Step 4: Simplify right side
    54,254.58x = 2,274,532,610.96
  5. Step 5: Solve for x
    x = 2,274,532,610.96/54,254.58
  6. Step 6: Final answer
    x = 41,923.33

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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.