Home / 123,840.26-185,703.68-39,584.06

Finding the Fourth Proportional to 123,840.26, 185,703.68 and 39,584.06

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Solution

The fourth proportional to 123,840.26, 185,703.68 and 39,584.06 is: 59,357.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,840.26 : 185,703.68 = 39,584.06 : x
  2. Step 2: Convert to fraction form
    123,840.26/185,703.68 = 39,584.06/x
  3. Step 3: Cross multiply
    123,840.26x = 185,703.68 × 39,584.06
  4. Step 4: Simplify right side
    123,840.26x = 7,350,905,611.34
  5. Step 5: Solve for x
    x = 7,350,905,611.34/123,840.26
  6. Step 6: Final answer
    x = 59,357.96

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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.