Home / 97,632.56-134,738.74-55,195.04

Finding the Fourth Proportional to 97,632.56, 134,738.74 and 55,195.04

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Solution

The fourth proportional to 97,632.56, 134,738.74 and 55,195.04 is: 76,172.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,632.56 : 134,738.74 = 55,195.04 : x
  2. Step 2: Convert to fraction form
    97,632.56/134,738.74 = 55,195.04/x
  3. Step 3: Cross multiply
    97,632.56x = 134,738.74 × 55,195.04
  4. Step 4: Simplify right side
    97,632.56x = 7,436,910,143.85
  5. Step 5: Solve for x
    x = 7,436,910,143.85/97,632.56
  6. Step 6: Final answer
    x = 76,172.44

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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.