Home / 131,447.54-197,245.13-52,567.92

Finding the Fourth Proportional to 131,447.54, 197,245.13 and 52,567.92

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Solution

The fourth proportional to 131,447.54, 197,245.13 and 52,567.92 is: 78,881.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,447.54 : 197,245.13 = 52,567.92 : x
  2. Step 2: Convert to fraction form
    131,447.54/197,245.13 = 52,567.92/x
  3. Step 3: Cross multiply
    131,447.54x = 197,245.13 × 52,567.92
  4. Step 4: Simplify right side
    131,447.54x = 10,368,765,951.39
  5. Step 5: Solve for x
    x = 10,368,765,951.39/131,447.54
  6. Step 6: Final answer
    x = 78,881.40

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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.