Home / 74,525.08-111,754.82-39,456.56

Finding the Fourth Proportional to 74,525.08, 111,754.82 and 39,456.56

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Solution

The fourth proportional to 74,525.08, 111,754.82 and 39,456.56 is: 59,167.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,525.08 : 111,754.82 = 39,456.56 : x
  2. Step 2: Convert to fraction form
    74,525.08/111,754.82 = 39,456.56/x
  3. Step 3: Cross multiply
    74,525.08x = 111,754.82 × 39,456.56
  4. Step 4: Simplify right side
    74,525.08x = 4,409,460,760.62
  5. Step 5: Solve for x
    x = 4,409,460,760.62/74,525.08
  6. Step 6: Final answer
    x = 59,167.47

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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.