Home / 74,996.10-103,494.69-43,171.20

Finding the Fourth Proportional to 74,996.10, 103,494.69 and 43,171.20

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Solution

The fourth proportional to 74,996.10, 103,494.69 and 43,171.20 is: 59,576.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,996.10 : 103,494.69 = 43,171.20 : x
  2. Step 2: Convert to fraction form
    74,996.10/103,494.69 = 43,171.20/x
  3. Step 3: Cross multiply
    74,996.10x = 103,494.69 × 43,171.20
  4. Step 4: Simplify right side
    74,996.10x = 4,467,989,960.93
  5. Step 5: Solve for x
    x = 4,467,989,960.93/74,996.10
  6. Step 6: Final answer
    x = 59,576.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.