Home / 74,893.24-103,344.15-43,072.39

Finding the Fourth Proportional to 74,893.24, 103,344.15 and 43,072.39

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Solution

The fourth proportional to 74,893.24, 103,344.15 and 43,072.39 is: 59,435.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,893.24 : 103,344.15 = 43,072.39 : x
  2. Step 2: Convert to fraction form
    74,893.24/103,344.15 = 43,072.39/x
  3. Step 3: Cross multiply
    74,893.24x = 103,344.15 × 43,072.39
  4. Step 4: Simplify right side
    74,893.24x = 4,451,279,533.02
  5. Step 5: Solve for x
    x = 4,451,279,533.02/74,893.24
  6. Step 6: Final answer
    x = 59,435.00

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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.