Home / 53,529.56-80,299.80-18,464.66

Finding the Fourth Proportional to 53,529.56, 80,299.80 and 18,464.66

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Solution

The fourth proportional to 53,529.56, 80,299.80 and 18,464.66 is: 27,698.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,529.56 : 80,299.80 = 18,464.66 : x
  2. Step 2: Convert to fraction form
    53,529.56/80,299.80 = 18,464.66/x
  3. Step 3: Cross multiply
    53,529.56x = 80,299.80 × 18,464.66
  4. Step 4: Simplify right side
    53,529.56x = 1,482,708,505.07
  5. Step 5: Solve for x
    x = 1,482,708,505.07/53,529.56
  6. Step 6: Final answer
    x = 27,698.87

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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.