Home / 55,136.90-82,541.33-32,938.85

Finding the Fourth Proportional to 55,136.90, 82,541.33 and 32,938.85

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Solution

The fourth proportional to 55,136.90, 82,541.33 and 32,938.85 is: 49,310.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,136.90 : 82,541.33 = 32,938.85 : x
  2. Step 2: Convert to fraction form
    55,136.90/82,541.33 = 32,938.85/x
  3. Step 3: Cross multiply
    55,136.90x = 82,541.33 × 32,938.85
  4. Step 4: Simplify right side
    55,136.90x = 2,718,816,322.98
  5. Step 5: Solve for x
    x = 2,718,816,322.98/55,136.90
  6. Step 6: Final answer
    x = 49,310.29

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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.