Home / 106,027.38-146,324.88-70,155.72

Finding the Fourth Proportional to 106,027.38, 146,324.88 and 70,155.72

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Solution

The fourth proportional to 106,027.38, 146,324.88 and 70,155.72 is: 96,819.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,027.38 : 146,324.88 = 70,155.72 : x
  2. Step 2: Convert to fraction form
    106,027.38/146,324.88 = 70,155.72/x
  3. Step 3: Cross multiply
    106,027.38x = 146,324.88 × 70,155.72
  4. Step 4: Simplify right side
    106,027.38x = 10,265,527,310.31
  5. Step 5: Solve for x
    x = 10,265,527,310.31/106,027.38
  6. Step 6: Final answer
    x = 96,819.59

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1.5x scale

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.