Home / 190,691.76-262,221.48-165,497.52

Finding the Fourth Proportional to 190,691.76, 262,221.48 and 165,497.52

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Solution

The fourth proportional to 190,691.76, 262,221.48 and 165,497.52 is: 227,576.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,691.76 : 262,221.48 = 165,497.52 : x
  2. Step 2: Convert to fraction form
    190,691.76/262,221.48 = 165,497.52/x
  3. Step 3: Cross multiply
    190,691.76x = 262,221.48 × 165,497.52
  4. Step 4: Simplify right side
    190,691.76x = 43,397,004,630.73
  5. Step 5: Solve for x
    x = 43,397,004,630.73/190,691.76
  6. Step 6: Final answer
    x = 227,576.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.