Home / 64,524.08-89,043.36-36,229.88

Finding the Fourth Proportional to 64,524.08, 89,043.36 and 36,229.88

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Solution

The fourth proportional to 64,524.08, 89,043.36 and 36,229.88 is: 49,997.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,524.08 : 89,043.36 = 36,229.88 : x
  2. Step 2: Convert to fraction form
    64,524.08/89,043.36 = 36,229.88/x
  3. Step 3: Cross multiply
    64,524.08x = 89,043.36 × 36,229.88
  4. Step 4: Simplify right side
    64,524.08x = 3,226,030,247.60
  5. Step 5: Solve for x
    x = 3,226,030,247.60/64,524.08
  6. Step 6: Final answer
    x = 49,997.31

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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.