Home / 54,363.70-81,536.82-14,911.60

Finding the Fourth Proportional to 54,363.70, 81,536.82 and 14,911.60

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Solution

The fourth proportional to 54,363.70, 81,536.82 and 14,911.60 is: 22,365.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,363.70 : 81,536.82 = 14,911.60 : x
  2. Step 2: Convert to fraction form
    54,363.70/81,536.82 = 14,911.60/x
  3. Step 3: Cross multiply
    54,363.70x = 81,536.82 × 14,911.60
  4. Step 4: Simplify right side
    54,363.70x = 1,215,844,445.11
  5. Step 5: Solve for x
    x = 1,215,844,445.11/54,363.70
  6. Step 6: Final answer
    x = 22,365.01

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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.