Home / 54,206.55-81,308.16-14,762.43

Finding the Fourth Proportional to 54,206.55, 81,308.16 and 14,762.43

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Solution

The fourth proportional to 54,206.55, 81,308.16 and 14,762.43 is: 22,143.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,206.55 : 81,308.16 = 14,762.43 : x
  2. Step 2: Convert to fraction form
    54,206.55/81,308.16 = 14,762.43/x
  3. Step 3: Cross multiply
    54,206.55x = 81,308.16 × 14,762.43
  4. Step 4: Simplify right side
    54,206.55x = 1,200,306,020.43
  5. Step 5: Solve for x
    x = 1,200,306,020.43/54,206.55
  6. Step 6: Final answer
    x = 22,143.19

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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.