Home / 54,773.14-82,159.68-13,220.14

Finding the Fourth Proportional to 54,773.14, 82,159.68 and 13,220.14

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Solution

The fourth proportional to 54,773.14, 82,159.68 and 13,220.14 is: 19,830.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,773.14 : 82,159.68 = 13,220.14 : x
  2. Step 2: Convert to fraction form
    54,773.14/82,159.68 = 13,220.14/x
  3. Step 3: Cross multiply
    54,773.14x = 82,159.68 × 13,220.14
  4. Step 4: Simplify right side
    54,773.14x = 1,086,162,471.96
  5. Step 5: Solve for x
    x = 1,086,162,471.96/54,773.14
  6. Step 6: Final answer
    x = 19,830.20

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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.