Home / 196,830.44-271,663.12-123,277

Finding the Fourth Proportional to 196,830.44, 271,663.12 and 123,277

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Solution

The fourth proportional to 196,830.44, 271,663.12 and 123,277 is: 170,145.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,830.44 : 271,663.12 = 123,277 : x
  2. Step 2: Convert to fraction form
    196,830.44/271,663.12 = 123,277/x
  3. Step 3: Cross multiply
    196,830.44x = 271,663.12 × 123,277
  4. Step 4: Simplify right side
    196,830.44x = 33,489,814,444.24
  5. Step 5: Solve for x
    x = 33,489,814,444.24/196,830.44
  6. Step 6: Final answer
    x = 170,145.50

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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.