Home / 130,691.42-196,037.22-37,197.20

Finding the Fourth Proportional to 130,691.42, 196,037.22 and 37,197.20

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Solution

The fourth proportional to 130,691.42, 196,037.22 and 37,197.20 is: 55,795.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,691.42 : 196,037.22 = 37,197.20 : x
  2. Step 2: Convert to fraction form
    130,691.42/196,037.22 = 37,197.20/x
  3. Step 3: Cross multiply
    130,691.42x = 196,037.22 × 37,197.20
  4. Step 4: Simplify right side
    130,691.42x = 7,292,035,679.78
  5. Step 5: Solve for x
    x = 7,292,035,679.78/130,691.42
  6. Step 6: Final answer
    x = 55,795.83

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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.