Home / 54,436.90-81,655.83-14,996.20

Finding the Fourth Proportional to 54,436.90, 81,655.83 and 14,996.20

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Solution

The fourth proportional to 54,436.90, 81,655.83 and 14,996.20 is: 22,494.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,436.90 : 81,655.83 = 14,996.20 : x
  2. Step 2: Convert to fraction form
    54,436.90/81,655.83 = 14,996.20/x
  3. Step 3: Cross multiply
    54,436.90x = 81,655.83 × 14,996.20
  4. Step 4: Simplify right side
    54,436.90x = 1,224,527,157.85
  5. Step 5: Solve for x
    x = 1,224,527,157.85/54,436.90
  6. Step 6: Final answer
    x = 22,494.43

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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.