Home / 131,425.23-197,135.01-36,652.89

Finding the Fourth Proportional to 131,425.23, 197,135.01 and 36,652.89

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Solution

The fourth proportional to 131,425.23, 197,135.01 and 36,652.89 is: 54,978.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,425.23 : 197,135.01 = 36,652.89 : x
  2. Step 2: Convert to fraction form
    131,425.23/197,135.01 = 36,652.89/x
  3. Step 3: Cross multiply
    131,425.23x = 197,135.01 × 36,652.89
  4. Step 4: Simplify right side
    131,425.23x = 7,225,567,836.68
  5. Step 5: Solve for x
    x = 7,225,567,836.68/131,425.23
  6. Step 6: Final answer
    x = 54,978.54

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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.