Home / 74,033.33-102,165.66-40,041.84

Finding the Fourth Proportional to 74,033.33, 102,165.66 and 40,041.84

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Solution

The fourth proportional to 74,033.33, 102,165.66 and 40,041.84 is: 55,257.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,033.33 : 102,165.66 = 40,041.84 : x
  2. Step 2: Convert to fraction form
    74,033.33/102,165.66 = 40,041.84/x
  3. Step 3: Cross multiply
    74,033.33x = 102,165.66 × 40,041.84
  4. Step 4: Simplify right side
    74,033.33x = 4,090,901,011.21
  5. Step 5: Solve for x
    x = 4,090,901,011.21/74,033.33
  6. Step 6: Final answer
    x = 55,257.56

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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.