Home / 53,027.49-79,539.42-13,584.96

Finding the Fourth Proportional to 53,027.49, 79,539.42 and 13,584.96

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Solution

The fourth proportional to 53,027.49, 79,539.42 and 13,584.96 is: 20,376.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,027.49 : 79,539.42 = 13,584.96 : x
  2. Step 2: Convert to fraction form
    53,027.49/79,539.42 = 13,584.96/x
  3. Step 3: Cross multiply
    53,027.49x = 79,539.42 × 13,584.96
  4. Step 4: Simplify right side
    53,027.49x = 1,080,539,839.12
  5. Step 5: Solve for x
    x = 1,080,539,839.12/53,027.49
  6. Step 6: Final answer
    x = 20,376.98

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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.