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Finding the Fourth Proportional to 181,676.36, 272,415.70 and 63,315.92

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Solution

The fourth proportional to 181,676.36, 272,415.70 and 63,315.92 is: 94,939.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,676.36 : 272,415.70 = 63,315.92 : x
  2. Step 2: Convert to fraction form
    181,676.36/272,415.70 = 63,315.92/x
  3. Step 3: Cross multiply
    181,676.36x = 272,415.70 × 63,315.92
  4. Step 4: Simplify right side
    181,676.36x = 17,248,250,667.94
  5. Step 5: Solve for x
    x = 17,248,250,667.94/181,676.36
  6. Step 6: Final answer
    x = 94,939.43

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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.