Home / 204,975.65-307,318.28-91,060.89

Finding the Fourth Proportional to 204,975.65, 307,318.28 and 91,060.89

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Solution

The fourth proportional to 204,975.65, 307,318.28 and 91,060.89 is: 136,526.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,975.65 : 307,318.28 = 91,060.89 : x
  2. Step 2: Convert to fraction form
    204,975.65/307,318.28 = 91,060.89/x
  3. Step 3: Cross multiply
    204,975.65x = 307,318.28 × 91,060.89
  4. Step 4: Simplify right side
    204,975.65x = 27,984,675,634.76
  5. Step 5: Solve for x
    x = 27,984,675,634.76/204,975.65
  6. Step 6: Final answer
    x = 136,526.83

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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.