Home / 196,438.05-271,077.30-120,085.02

Finding the Fourth Proportional to 196,438.05, 271,077.30 and 120,085.02

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Solution

The fourth proportional to 196,438.05, 271,077.30 and 120,085.02 is: 165,712.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,438.05 : 271,077.30 = 120,085.02 : x
  2. Step 2: Convert to fraction form
    196,438.05/271,077.30 = 120,085.02/x
  3. Step 3: Cross multiply
    196,438.05x = 271,077.30 × 120,085.02
  4. Step 4: Simplify right side
    196,438.05x = 32,552,322,992.05
  5. Step 5: Solve for x
    x = 32,552,322,992.05/196,438.05
  6. Step 6: Final answer
    x = 165,712.92

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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.