Home / 49,127.62-73,720.01-20,662.50

Finding the Fourth Proportional to 49,127.62, 73,720.01 and 20,662.50

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Solution

The fourth proportional to 49,127.62, 73,720.01 and 20,662.50 is: 31,005.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,127.62 : 73,720.01 = 20,662.50 : x
  2. Step 2: Convert to fraction form
    49,127.62/73,720.01 = 20,662.50/x
  3. Step 3: Cross multiply
    49,127.62x = 73,720.01 × 20,662.50
  4. Step 4: Simplify right side
    49,127.62x = 1,523,239,706.63
  5. Step 5: Solve for x
    x = 1,523,239,706.63/49,127.62
  6. Step 6: Final answer
    x = 31,005.77

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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.