Home / 74,201.24-102,382.62-43,973.28

Finding the Fourth Proportional to 74,201.24, 102,382.62 and 43,973.28

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Solution

The fourth proportional to 74,201.24, 102,382.62 and 43,973.28 is: 60,674.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,201.24 : 102,382.62 = 43,973.28 : x
  2. Step 2: Convert to fraction form
    74,201.24/102,382.62 = 43,973.28/x
  3. Step 3: Cross multiply
    74,201.24x = 102,382.62 × 43,973.28
  4. Step 4: Simplify right side
    74,201.24x = 4,502,099,616.39
  5. Step 5: Solve for x
    x = 4,502,099,616.39/74,201.24
  6. Step 6: Final answer
    x = 60,674.18

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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.