Home / 106,363.40-146,781.52-57,965.34

Finding the Fourth Proportional to 106,363.40, 146,781.52 and 57,965.34

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Solution

The fourth proportional to 106,363.40, 146,781.52 and 57,965.34 is: 79,992.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,363.40 : 146,781.52 = 57,965.34 : x
  2. Step 2: Convert to fraction form
    106,363.40/146,781.52 = 57,965.34/x
  3. Step 3: Cross multiply
    106,363.40x = 146,781.52 × 57,965.34
  4. Step 4: Simplify right side
    106,363.40x = 8,508,241,006.90
  5. Step 5: Solve for x
    x = 8,508,241,006.90/106,363.40
  6. Step 6: Final answer
    x = 79,992.18

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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.