Home / 51,446.04-77,175.41-18,159.36

Finding the Fourth Proportional to 51,446.04, 77,175.41 and 18,159.36

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Solution

The fourth proportional to 51,446.04, 77,175.41 and 18,159.36 is: 27,241.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,446.04 : 77,175.41 = 18,159.36 : x
  2. Step 2: Convert to fraction form
    51,446.04/77,175.41 = 18,159.36/x
  3. Step 3: Cross multiply
    51,446.04x = 77,175.41 × 18,159.36
  4. Step 4: Simplify right side
    51,446.04x = 1,401,455,962.54
  5. Step 5: Solve for x
    x = 1,401,455,962.54/51,446.04
  6. Step 6: Final answer
    x = 27,241.28

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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.