Home / 49,439.50-74,171.84-14,379.14

Finding the Fourth Proportional to 49,439.50, 74,171.84 and 14,379.14

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Solution

The fourth proportional to 49,439.50, 74,171.84 and 14,379.14 is: 21,572.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,439.50 : 74,171.84 = 14,379.14 : x
  2. Step 2: Convert to fraction form
    49,439.50/74,171.84 = 14,379.14/x
  3. Step 3: Cross multiply
    49,439.50x = 74,171.84 × 14,379.14
  4. Step 4: Simplify right side
    49,439.50x = 1,066,527,384.95
  5. Step 5: Solve for x
    x = 1,066,527,384.95/49,439.50
  6. Step 6: Final answer
    x = 21,572.38

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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.