Home / 54,202.40-81,311.26-16,765.76

Finding the Fourth Proportional to 54,202.40, 81,311.26 and 16,765.76

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Solution

The fourth proportional to 54,202.40, 81,311.26 and 16,765.76 is: 25,151.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,202.40 : 81,311.26 = 16,765.76 : x
  2. Step 2: Convert to fraction form
    54,202.40/81,311.26 = 16,765.76/x
  3. Step 3: Cross multiply
    54,202.40x = 81,311.26 × 16,765.76
  4. Step 4: Simplify right side
    54,202.40x = 1,363,245,070.46
  5. Step 5: Solve for x
    x = 1,363,245,070.46/54,202.40
  6. Step 6: Final answer
    x = 25,151.01

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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.