Home / 70,923.64-106,388.16-26,545.72

Finding the Fourth Proportional to 70,923.64, 106,388.16 and 26,545.72

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Solution

The fourth proportional to 70,923.64, 106,388.16 and 26,545.72 is: 39,819.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,923.64 : 106,388.16 = 26,545.72 : x
  2. Step 2: Convert to fraction form
    70,923.64/106,388.16 = 26,545.72/x
  3. Step 3: Cross multiply
    70,923.64x = 106,388.16 × 26,545.72
  4. Step 4: Simplify right side
    70,923.64x = 2,824,150,306.68
  5. Step 5: Solve for x
    x = 2,824,150,306.68/70,923.64
  6. Step 6: Final answer
    x = 39,819.59

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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.