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Finding the Fourth Proportional to 181,788.44, 272,696.34 and 48,665.76

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Solution

The fourth proportional to 181,788.44, 272,696.34 and 48,665.76 is: 73,002.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,788.44 : 272,696.34 = 48,665.76 : x
  2. Step 2: Convert to fraction form
    181,788.44/272,696.34 = 48,665.76/x
  3. Step 3: Cross multiply
    181,788.44x = 272,696.34 × 48,665.76
  4. Step 4: Simplify right side
    181,788.44x = 13,270,974,635.32
  5. Step 5: Solve for x
    x = 13,270,974,635.32/181,788.44
  6. Step 6: Final answer
    x = 73,002.30

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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.