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Finding the Fourth Proportional to 181,168.02, 250,042.62 and 104,731.43

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Solution

The fourth proportional to 181,168.02, 250,042.62 and 104,731.43 is: 144,547.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,168.02 : 250,042.62 = 104,731.43 : x
  2. Step 2: Convert to fraction form
    181,168.02/250,042.62 = 104,731.43/x
  3. Step 3: Cross multiply
    181,168.02x = 250,042.62 × 104,731.43
  4. Step 4: Simplify right side
    181,168.02x = 26,187,321,153.55
  5. Step 5: Solve for x
    x = 26,187,321,153.55/181,168.02
  6. Step 6: Final answer
    x = 144,547.15

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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.