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Finding the Fourth Proportional to 181,090.66, 271,684.29 and 62,761.90

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Solution

The fourth proportional to 181,090.66, 271,684.29 and 62,761.90 is: 94,159.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,090.66 : 271,684.29 = 62,761.90 : x
  2. Step 2: Convert to fraction form
    181,090.66/271,684.29 = 62,761.90/x
  3. Step 3: Cross multiply
    181,090.66x = 271,684.29 × 62,761.90
  4. Step 4: Simplify right side
    181,090.66x = 17,051,422,240.55
  5. Step 5: Solve for x
    x = 17,051,422,240.55/181,090.66
  6. Step 6: Final answer
    x = 94,159.59

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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.