Home / 56,576.81-84,869.30-17,136.99

Finding the Fourth Proportional to 56,576.81, 84,869.30 and 17,136.99

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Solution

The fourth proportional to 56,576.81, 84,869.30 and 17,136.99 is: 25,706.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,576.81 : 84,869.30 = 17,136.99 : x
  2. Step 2: Convert to fraction form
    56,576.81/84,869.30 = 17,136.99/x
  3. Step 3: Cross multiply
    56,576.81x = 84,869.30 × 17,136.99
  4. Step 4: Simplify right side
    56,576.81x = 1,454,404,388.25
  5. Step 5: Solve for x
    x = 1,454,404,388.25/56,576.81
  6. Step 6: Final answer
    x = 25,706.72

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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.