Home / 97,632.05-134,738.03-55,194.53

Finding the Fourth Proportional to 97,632.05, 134,738.03 and 55,194.53

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Solution

The fourth proportional to 97,632.05, 134,738.03 and 55,194.53 is: 76,171.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,632.05 : 134,738.03 = 55,194.53 : x
  2. Step 2: Convert to fraction form
    97,632.05/134,738.03 = 55,194.53/x
  3. Step 3: Cross multiply
    97,632.05x = 134,738.03 × 55,194.53
  4. Step 4: Simplify right side
    97,632.05x = 7,436,801,703.27
  5. Step 5: Solve for x
    x = 7,436,801,703.27/97,632.05
  6. Step 6: Final answer
    x = 76,171.73

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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.