Home / 49,850.01-74,774.63-12,409.83

Finding the Fourth Proportional to 49,850.01, 74,774.63 and 12,409.83

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Solution

The fourth proportional to 49,850.01, 74,774.63 and 12,409.83 is: 18,614.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,850.01 : 74,774.63 = 12,409.83 : x
  2. Step 2: Convert to fraction form
    49,850.01/74,774.63 = 12,409.83/x
  3. Step 3: Cross multiply
    49,850.01x = 74,774.63 × 12,409.83
  4. Step 4: Simplify right side
    49,850.01x = 927,940,477.64
  5. Step 5: Solve for x
    x = 927,940,477.64/49,850.01
  6. Step 6: Final answer
    x = 18,614.65

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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.