Home / 54,220.56-81,334.64-16,775.70

Finding the Fourth Proportional to 54,220.56, 81,334.64 and 16,775.70

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Solution

The fourth proportional to 54,220.56, 81,334.64 and 16,775.70 is: 25,164.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,220.56 : 81,334.64 = 16,775.70 : x
  2. Step 2: Convert to fraction form
    54,220.56/81,334.64 = 16,775.70/x
  3. Step 3: Cross multiply
    54,220.56x = 81,334.64 × 16,775.70
  4. Step 4: Simplify right side
    54,220.56x = 1,364,445,520.25
  5. Step 5: Solve for x
    x = 1,364,445,520.25/54,220.56
  6. Step 6: Final answer
    x = 25,164.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.