Home / 196,833.03-271,644.62-111,945.03

Finding the Fourth Proportional to 196,833.03, 271,644.62 and 111,945.03

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Solution

The fourth proportional to 196,833.03, 271,644.62 and 111,945.03 is: 154,492.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,833.03 : 271,644.62 = 111,945.03 : x
  2. Step 2: Convert to fraction form
    196,833.03/271,644.62 = 111,945.03/x
  3. Step 3: Cross multiply
    196,833.03x = 271,644.62 × 111,945.03
  4. Step 4: Simplify right side
    196,833.03x = 30,409,264,575.51
  5. Step 5: Solve for x
    x = 30,409,264,575.51/196,833.03
  6. Step 6: Final answer
    x = 154,492.69

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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.