Home / 331,626.78-497,511.18-106,999.92

Finding the Fourth Proportional to 331,626.78, 497,511.18 and 106,999.92

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Solution

The fourth proportional to 331,626.78, 497,511.18 and 106,999.92 is: 160,522.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,626.78 : 497,511.18 = 106,999.92 : x
  2. Step 2: Convert to fraction form
    331,626.78/497,511.18 = 106,999.92/x
  3. Step 3: Cross multiply
    331,626.78x = 497,511.18 × 106,999.92
  4. Step 4: Simplify right side
    331,626.78x = 53,233,656,459.11
  5. Step 5: Solve for x
    x = 53,233,656,459.11/331,626.78
  6. Step 6: Final answer
    x = 160,522.79

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1.5x scale

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.