Home / 74,129.94-111,199.82-26,092.74

Finding the Fourth Proportional to 74,129.94, 111,199.82 and 26,092.74

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Solution

The fourth proportional to 74,129.94, 111,199.82 and 26,092.74 is: 39,140.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,129.94 : 111,199.82 = 26,092.74 : x
  2. Step 2: Convert to fraction form
    74,129.94/111,199.82 = 26,092.74/x
  3. Step 3: Cross multiply
    74,129.94x = 111,199.82 × 26,092.74
  4. Step 4: Simplify right side
    74,129.94x = 2,901,507,991.31
  5. Step 5: Solve for x
    x = 2,901,507,991.31/74,129.94
  6. Step 6: Final answer
    x = 39,140.84

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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.