Home / 131,797.68-197,725.56-38,310.72

Finding the Fourth Proportional to 131,797.68, 197,725.56 and 38,310.72

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Solution

The fourth proportional to 131,797.68, 197,725.56 and 38,310.72 is: 57,474.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,797.68 : 197,725.56 = 38,310.72 : x
  2. Step 2: Convert to fraction form
    131,797.68/197,725.56 = 38,310.72/x
  3. Step 3: Cross multiply
    131,797.68x = 197,725.56 × 38,310.72
  4. Step 4: Simplify right side
    131,797.68x = 7,575,008,566.00
  5. Step 5: Solve for x
    x = 7,575,008,566.00/131,797.68
  6. Step 6: Final answer
    x = 57,474.52

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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.