Home / 54,161.90-81,226.45-14,713.89

Finding the Fourth Proportional to 54,161.90, 81,226.45 and 14,713.89

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Solution

The fourth proportional to 54,161.90, 81,226.45 and 14,713.89 is: 22,066.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,161.90 : 81,226.45 = 14,713.89 : x
  2. Step 2: Convert to fraction form
    54,161.90/81,226.45 = 14,713.89/x
  3. Step 3: Cross multiply
    54,161.90x = 81,226.45 × 14,713.89
  4. Step 4: Simplify right side
    54,161.90x = 1,195,156,681.42
  5. Step 5: Solve for x
    x = 1,195,156,681.42/54,161.90
  6. Step 6: Final answer
    x = 22,066.37

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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.