Home / 51,013.04-76,473.48-18,173.36

Finding the Fourth Proportional to 51,013.04, 76,473.48 and 18,173.36

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Solution

The fourth proportional to 51,013.04, 76,473.48 and 18,173.36 is: 27,243.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,013.04 : 76,473.48 = 18,173.36 : x
  2. Step 2: Convert to fraction form
    51,013.04/76,473.48 = 18,173.36/x
  3. Step 3: Cross multiply
    51,013.04x = 76,473.48 × 18,173.36
  4. Step 4: Simplify right side
    51,013.04x = 1,389,780,082.49
  5. Step 5: Solve for x
    x = 1,389,780,082.49/51,013.04
  6. Step 6: Final answer
    x = 27,243.62

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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.