Home / 79,406.33-109,566.68-52,539.03

Finding the Fourth Proportional to 79,406.33, 109,566.68 and 52,539.03

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Solution

The fourth proportional to 79,406.33, 109,566.68 and 52,539.03 is: 72,494.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,406.33 : 109,566.68 = 52,539.03 : x
  2. Step 2: Convert to fraction form
    79,406.33/109,566.68 = 52,539.03/x
  3. Step 3: Cross multiply
    79,406.33x = 109,566.68 × 52,539.03
  4. Step 4: Simplify right side
    79,406.33x = 5,756,526,824.83
  5. Step 5: Solve for x
    x = 5,756,526,824.83/79,406.33
  6. Step 6: Final answer
    x = 72,494.56

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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.