Home / 54,228.62-81,312.75-16,778.27

Finding the Fourth Proportional to 54,228.62, 81,312.75 and 16,778.27

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Solution

The fourth proportional to 54,228.62, 81,312.75 and 16,778.27 is: 25,158.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,228.62 : 81,312.75 = 16,778.27 : x
  2. Step 2: Convert to fraction form
    54,228.62/81,312.75 = 16,778.27/x
  3. Step 3: Cross multiply
    54,228.62x = 81,312.75 × 16,778.27
  4. Step 4: Simplify right side
    54,228.62x = 1,364,287,273.94
  5. Step 5: Solve for x
    x = 1,364,287,273.94/54,228.62
  6. Step 6: Final answer
    x = 25,158.07

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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.