Home / 218,538.06-327,825.66-60,766.51

Finding the Fourth Proportional to 218,538.06, 327,825.66 and 60,766.51

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Solution

The fourth proportional to 218,538.06, 327,825.66 and 60,766.51 is: 91,154.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,538.06 : 327,825.66 = 60,766.51 : x
  2. Step 2: Convert to fraction form
    218,538.06/327,825.66 = 60,766.51/x
  3. Step 3: Cross multiply
    218,538.06x = 327,825.66 × 60,766.51
  4. Step 4: Simplify right side
    218,538.06x = 19,920,821,428.55
  5. Step 5: Solve for x
    x = 19,920,821,428.55/218,538.06
  6. Step 6: Final answer
    x = 91,154.93

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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.