Home / 204,926.72-307,545.84-99,812.48

Finding the Fourth Proportional to 204,926.72, 307,545.84 and 99,812.48

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Solution

The fourth proportional to 204,926.72, 307,545.84 and 99,812.48 is: 149,794.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,926.72 : 307,545.84 = 99,812.48 : x
  2. Step 2: Convert to fraction form
    204,926.72/307,545.84 = 99,812.48/x
  3. Step 3: Cross multiply
    204,926.72x = 307,545.84 × 99,812.48
  4. Step 4: Simplify right side
    204,926.72x = 30,696,913,004.08
  5. Step 5: Solve for x
    x = 30,696,913,004.08/204,926.72
  6. Step 6: Final answer
    x = 149,794.59

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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.