Home / 40,999.17-61,438.92-18,175.49

Finding the Fourth Proportional to 40,999.17, 61,438.92 and 18,175.49

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Solution

The fourth proportional to 40,999.17, 61,438.92 and 18,175.49 is: 27,236.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,999.17 : 61,438.92 = 18,175.49 : x
  2. Step 2: Convert to fraction form
    40,999.17/61,438.92 = 18,175.49/x
  3. Step 3: Cross multiply
    40,999.17x = 61,438.92 × 18,175.49
  4. Step 4: Simplify right side
    40,999.17x = 1,116,682,476.07
  5. Step 5: Solve for x
    x = 1,116,682,476.07/40,999.17
  6. Step 6: Final answer
    x = 27,236.71

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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.