Home / 64,458.20-88,952.64-36,164.09

Finding the Fourth Proportional to 64,458.20, 88,952.64 and 36,164.09

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Solution

The fourth proportional to 64,458.20, 88,952.64 and 36,164.09 is: 49,906.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,458.20 : 88,952.64 = 36,164.09 : x
  2. Step 2: Convert to fraction form
    64,458.20/88,952.64 = 36,164.09/x
  3. Step 3: Cross multiply
    64,458.20x = 88,952.64 × 36,164.09
  4. Step 4: Simplify right side
    64,458.20x = 3,216,891,278.70
  5. Step 5: Solve for x
    x = 3,216,891,278.70/64,458.20
  6. Step 6: Final answer
    x = 49,906.63

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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.