Home / 196,661.27-271,390.02-111,772.73

Finding the Fourth Proportional to 196,661.27, 271,390.02 and 111,772.73

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Solution

The fourth proportional to 196,661.27, 271,390.02 and 111,772.73 is: 154,244.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,661.27 : 271,390.02 = 111,772.73 : x
  2. Step 2: Convert to fraction form
    196,661.27/271,390.02 = 111,772.73/x
  3. Step 3: Cross multiply
    196,661.27x = 271,390.02 × 111,772.73
  4. Step 4: Simplify right side
    196,661.27x = 30,334,003,430.15
  5. Step 5: Solve for x
    x = 30,334,003,430.15/196,661.27
  6. Step 6: Final answer
    x = 154,244.93

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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.