Home / 57,813.23-86,718.89-17,286.84

Finding the Fourth Proportional to 57,813.23, 86,718.89 and 17,286.84

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Solution

The fourth proportional to 57,813.23, 86,718.89 and 17,286.84 is: 25,929.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,813.23 : 86,718.89 = 17,286.84 : x
  2. Step 2: Convert to fraction form
    57,813.23/86,718.89 = 17,286.84/x
  3. Step 3: Cross multiply
    57,813.23x = 86,718.89 × 17,286.84
  4. Step 4: Simplify right side
    57,813.23x = 1,499,095,576.41
  5. Step 5: Solve for x
    x = 1,499,095,576.41/57,813.23
  6. Step 6: Final answer
    x = 25,929.97

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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.