Home / 197,195.22-272,185.11-116,650.71

Finding the Fourth Proportional to 197,195.22, 272,185.11 and 116,650.71

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Solution

The fourth proportional to 197,195.22, 272,185.11 and 116,650.71 is: 161,010.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,195.22 : 272,185.11 = 116,650.71 : x
  2. Step 2: Convert to fraction form
    197,195.22/272,185.11 = 116,650.71/x
  3. Step 3: Cross multiply
    197,195.22x = 272,185.11 × 116,650.71
  4. Step 4: Simplify right side
    197,195.22x = 31,750,586,332.93
  5. Step 5: Solve for x
    x = 31,750,586,332.93/197,195.22
  6. Step 6: Final answer
    x = 161,010.93

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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.