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Finding the Fourth Proportional to 181,029.12, 271,440 and 170,592

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Solution

The fourth proportional to 181,029.12, 271,440 and 170,592 is: 255,790.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,029.12 : 271,440 = 170,592 : x
  2. Step 2: Convert to fraction form
    181,029.12/271,440 = 170,592/x
  3. Step 3: Cross multiply
    181,029.12x = 271,440 × 170,592
  4. Step 4: Simplify right side
    181,029.12x = 46,305,492,480
  5. Step 5: Solve for x
    x = 46,305,492,480/181,029.12
  6. Step 6: Final answer
    x = 255,790.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.