Home / 40,755.49-61,133.43-18,553.33

Finding the Fourth Proportional to 40,755.49, 61,133.43 and 18,553.33

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Solution

The fourth proportional to 40,755.49, 61,133.43 and 18,553.33 is: 27,830.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,755.49 : 61,133.43 = 18,553.33 : x
  2. Step 2: Convert to fraction form
    40,755.49/61,133.43 = 18,553.33/x
  3. Step 3: Cross multiply
    40,755.49x = 61,133.43 × 18,553.33
  4. Step 4: Simplify right side
    40,755.49x = 1,134,228,853.66
  5. Step 5: Solve for x
    x = 1,134,228,853.66/40,755.49
  6. Step 6: Final answer
    x = 27,830.09

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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.