Home / 40,757.22-61,136.07-18,555.07

Finding the Fourth Proportional to 40,757.22, 61,136.07 and 18,555.07

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Solution

The fourth proportional to 40,757.22, 61,136.07 and 18,555.07 is: 27,832.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,757.22 : 61,136.07 = 18,555.07 : x
  2. Step 2: Convert to fraction form
    40,757.22/61,136.07 = 18,555.07/x
  3. Step 3: Cross multiply
    40,757.22x = 61,136.07 × 18,555.07
  4. Step 4: Simplify right side
    40,757.22x = 1,134,384,204.38
  5. Step 5: Solve for x
    x = 1,134,384,204.38/40,757.22
  6. Step 6: Final answer
    x = 27,832.72

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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.