Home / 69,539.79-95,967.23-39,330.03

Finding the Fourth Proportional to 69,539.79, 95,967.23 and 39,330.03

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Solution

The fourth proportional to 69,539.79, 95,967.23 and 39,330.03 is: 54,276.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,539.79 : 95,967.23 = 39,330.03 : x
  2. Step 2: Convert to fraction form
    69,539.79/95,967.23 = 39,330.03/x
  3. Step 3: Cross multiply
    69,539.79x = 95,967.23 × 39,330.03
  4. Step 4: Simplify right side
    69,539.79x = 3,774,394,034.92
  5. Step 5: Solve for x
    x = 3,774,394,034.92/69,539.79
  6. Step 6: Final answer
    x = 54,276.75

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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.