Home / 54,816.60-82,174.50-19,747.68

Finding the Fourth Proportional to 54,816.60, 82,174.50 and 19,747.68

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Solution

The fourth proportional to 54,816.60, 82,174.50 and 19,747.68 is: 29,603.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,816.60 : 82,174.50 = 19,747.68 : x
  2. Step 2: Convert to fraction form
    54,816.60/82,174.50 = 19,747.68/x
  3. Step 3: Cross multiply
    54,816.60x = 82,174.50 × 19,747.68
  4. Step 4: Simplify right side
    54,816.60x = 1,622,755,730.16
  5. Step 5: Solve for x
    x = 1,622,755,730.16/54,816.60
  6. Step 6: Final answer
    x = 29,603.36

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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.