Home / 74,579.94-102,895.11-50,664.96

Finding the Fourth Proportional to 74,579.94, 102,895.11 and 50,664.96

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Solution

The fourth proportional to 74,579.94, 102,895.11 and 50,664.96 is: 69,900.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,579.94 : 102,895.11 = 50,664.96 : x
  2. Step 2: Convert to fraction form
    74,579.94/102,895.11 = 50,664.96/x
  3. Step 3: Cross multiply
    74,579.94x = 102,895.11 × 50,664.96
  4. Step 4: Simplify right side
    74,579.94x = 5,213,176,632.35
  5. Step 5: Solve for x
    x = 5,213,176,632.35/74,579.94
  6. Step 6: Final answer
    x = 69,900.52

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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.