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Finding the Fourth Proportional to 181,664.52, 272,540.54 and 57,005.52

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Solution

The fourth proportional to 181,664.52, 272,540.54 and 57,005.52 is: 85,522.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,664.52 : 272,540.54 = 57,005.52 : x
  2. Step 2: Convert to fraction form
    181,664.52/272,540.54 = 57,005.52/x
  3. Step 3: Cross multiply
    181,664.52x = 272,540.54 × 57,005.52
  4. Step 4: Simplify right side
    181,664.52x = 15,536,315,203.78
  5. Step 5: Solve for x
    x = 15,536,315,203.78/181,664.52
  6. Step 6: Final answer
    x = 85,522.01

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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.