Home / 54,891.06-82,315.93-21,592.92

Finding the Fourth Proportional to 54,891.06, 82,315.93 and 21,592.92

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Solution

The fourth proportional to 54,891.06, 82,315.93 and 21,592.92 is: 32,381.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,891.06 : 82,315.93 = 21,592.92 : x
  2. Step 2: Convert to fraction form
    54,891.06/82,315.93 = 21,592.92/x
  3. Step 3: Cross multiply
    54,891.06x = 82,315.93 × 21,592.92
  4. Step 4: Simplify right side
    54,891.06x = 1,777,441,291.22
  5. Step 5: Solve for x
    x = 1,777,441,291.22/54,891.06
  6. Step 6: Final answer
    x = 32,381.25

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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.