Home / 54,151.62-81,240.39-27,430.98

Finding the Fourth Proportional to 54,151.62, 81,240.39 and 27,430.98

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Solution

The fourth proportional to 54,151.62, 81,240.39 and 27,430.98 is: 41,153.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,151.62 : 81,240.39 = 27,430.98 : x
  2. Step 2: Convert to fraction form
    54,151.62/81,240.39 = 27,430.98/x
  3. Step 3: Cross multiply
    54,151.62x = 81,240.39 × 27,430.98
  4. Step 4: Simplify right side
    54,151.62x = 2,228,503,513.28
  5. Step 5: Solve for x
    x = 2,228,503,513.28/54,151.62
  6. Step 6: Final answer
    x = 41,153.04

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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.