Home / 74,241.77-102,426.78-48,761.95

Finding the Fourth Proportional to 74,241.77, 102,426.78 and 48,761.95

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Solution

The fourth proportional to 74,241.77, 102,426.78 and 48,761.95 is: 67,273.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,241.77 : 102,426.78 = 48,761.95 : x
  2. Step 2: Convert to fraction form
    74,241.77/102,426.78 = 48,761.95/x
  3. Step 3: Cross multiply
    74,241.77x = 102,426.78 × 48,761.95
  4. Step 4: Simplify right side
    74,241.77x = 4,994,529,369.58
  5. Step 5: Solve for x
    x = 4,994,529,369.58/74,241.77
  6. Step 6: Final answer
    x = 67,273.85

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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.