Home / 181,080.41-271,622.16-68,730.47

Finding the Fourth Proportional to 181,080.41, 271,622.16 and 68,730.47

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Solution

The fourth proportional to 181,080.41, 271,622.16 and 68,730.47 is: 103,096.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,080.41 : 271,622.16 = 68,730.47 : x
  2. Step 2: Convert to fraction form
    181,080.41/271,622.16 = 68,730.47/x
  3. Step 3: Cross multiply
    181,080.41x = 271,622.16 × 68,730.47
  4. Step 4: Simplify right side
    181,080.41x = 18,668,717,017.45
  5. Step 5: Solve for x
    x = 18,668,717,017.45/181,080.41
  6. Step 6: Final answer
    x = 103,096.28

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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.