Home / 54,405.84-81,586.92-16,953.60

Finding the Fourth Proportional to 54,405.84, 81,586.92 and 16,953.60

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Solution

The fourth proportional to 54,405.84, 81,586.92 and 16,953.60 is: 25,423.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,405.84 : 81,586.92 = 16,953.60 : x
  2. Step 2: Convert to fraction form
    54,405.84/81,586.92 = 16,953.60/x
  3. Step 3: Cross multiply
    54,405.84x = 81,586.92 × 16,953.60
  4. Step 4: Simplify right side
    54,405.84x = 1,383,192,006.91
  5. Step 5: Solve for x
    x = 1,383,192,006.91/54,405.84
  6. Step 6: Final answer
    x = 25,423.59

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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.