Home / 54,867.45-75,722.65-39,566.57

Finding the Fourth Proportional to 54,867.45, 75,722.65 and 39,566.57

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Solution

The fourth proportional to 54,867.45, 75,722.65 and 39,566.57 is: 54,605.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,867.45 : 75,722.65 = 39,566.57 : x
  2. Step 2: Convert to fraction form
    54,867.45/75,722.65 = 39,566.57/x
  3. Step 3: Cross multiply
    54,867.45x = 75,722.65 × 39,566.57
  4. Step 4: Simplify right side
    54,867.45x = 2,996,085,622.20
  5. Step 5: Solve for x
    x = 2,996,085,622.20/54,867.45
  6. Step 6: Final answer
    x = 54,605.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.