Home / 196,858.32-271,795.23-151,456.20

Finding the Fourth Proportional to 196,858.32, 271,795.23 and 151,456.20

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Solution

The fourth proportional to 196,858.32, 271,795.23 and 151,456.20 is: 209,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,858.32 : 271,795.23 = 151,456.20 : x
  2. Step 2: Convert to fraction form
    196,858.32/271,795.23 = 151,456.20/x
  3. Step 3: Cross multiply
    196,858.32x = 271,795.23 × 151,456.20
  4. Step 4: Simplify right side
    196,858.32x = 41,165,072,713.93
  5. Step 5: Solve for x
    x = 41,165,072,713.93/196,858.32
  6. Step 6: Final answer
    x = 209,110.15

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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.