Home / 131,524.56-197,316.36-38,037.60

Finding the Fourth Proportional to 131,524.56, 197,316.36 and 38,037.60

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Solution

The fourth proportional to 131,524.56, 197,316.36 and 38,037.60 is: 57,064.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,524.56 : 197,316.36 = 38,037.60 : x
  2. Step 2: Convert to fraction form
    131,524.56/197,316.36 = 38,037.60/x
  3. Step 3: Cross multiply
    131,524.56x = 197,316.36 × 38,037.60
  4. Step 4: Simplify right side
    131,524.56x = 7,505,440,775.14
  5. Step 5: Solve for x
    x = 7,505,440,775.14/131,524.56
  6. Step 6: Final answer
    x = 57,064.94

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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.