Home / 66,228.56-99,343.05-16,309.82

Finding the Fourth Proportional to 66,228.56, 99,343.05 and 16,309.82

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Solution

The fourth proportional to 66,228.56, 99,343.05 and 16,309.82 is: 24,464.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,228.56 : 99,343.05 = 16,309.82 : x
  2. Step 2: Convert to fraction form
    66,228.56/99,343.05 = 16,309.82/x
  3. Step 3: Cross multiply
    66,228.56x = 99,343.05 × 16,309.82
  4. Step 4: Simplify right side
    66,228.56x = 1,620,266,767.04
  5. Step 5: Solve for x
    x = 1,620,266,767.04/66,228.56
  6. Step 6: Final answer
    x = 24,464.78

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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.