Home / 106,021.17-146,330.49-62,992.38

Finding the Fourth Proportional to 106,021.17, 146,330.49 and 62,992.38

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Solution

The fourth proportional to 106,021.17, 146,330.49 and 62,992.38 is: 86,942.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,021.17 : 146,330.49 = 62,992.38 : x
  2. Step 2: Convert to fraction form
    106,021.17/146,330.49 = 62,992.38/x
  3. Step 3: Cross multiply
    106,021.17x = 146,330.49 × 62,992.38
  4. Step 4: Simplify right side
    106,021.17x = 9,217,705,831.67
  5. Step 5: Solve for x
    x = 9,217,705,831.67/106,021.17
  6. Step 6: Final answer
    x = 86,942.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.