Home / 55,767.11-83,576.81-40,906.44

Finding the Fourth Proportional to 55,767.11, 83,576.81 and 40,906.44

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Solution

The fourth proportional to 55,767.11, 83,576.81 and 40,906.44 is: 61,305.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,767.11 : 83,576.81 = 40,906.44 : x
  2. Step 2: Convert to fraction form
    55,767.11/83,576.81 = 40,906.44/x
  3. Step 3: Cross multiply
    55,767.11x = 83,576.81 × 40,906.44
  4. Step 4: Simplify right side
    55,767.11x = 3,418,829,559.12
  5. Step 5: Solve for x
    x = 3,418,829,559.12/55,767.11
  6. Step 6: Final answer
    x = 61,305.49

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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.