Home / 54,040.50-81,089.91-26,338.50

Finding the Fourth Proportional to 54,040.50, 81,089.91 and 26,338.50

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Solution

The fourth proportional to 54,040.50, 81,089.91 and 26,338.50 is: 39,521.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,040.50 : 81,089.91 = 26,338.50 : x
  2. Step 2: Convert to fraction form
    54,040.50/81,089.91 = 26,338.50/x
  3. Step 3: Cross multiply
    54,040.50x = 81,089.91 × 26,338.50
  4. Step 4: Simplify right side
    54,040.50x = 2,135,786,594.54
  5. Step 5: Solve for x
    x = 2,135,786,594.54/54,040.50
  6. Step 6: Final answer
    x = 39,521.96

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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.