Home / 106,402.08-146,835.32-58,654.38

Finding the Fourth Proportional to 106,402.08, 146,835.32 and 58,654.38

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Solution

The fourth proportional to 106,402.08, 146,835.32 and 58,654.38 is: 80,943.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,402.08 : 146,835.32 = 58,654.38 : x
  2. Step 2: Convert to fraction form
    106,402.08/146,835.32 = 58,654.38/x
  3. Step 3: Cross multiply
    106,402.08x = 146,835.32 × 58,654.38
  4. Step 4: Simplify right side
    106,402.08x = 8,612,534,363.43
  5. Step 5: Solve for x
    x = 8,612,534,363.43/106,402.08
  6. Step 6: Final answer
    x = 80,943.29

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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.