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Finding the Fourth Proportional to 159,080, 238,621.44 and 48,272

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Solution

The fourth proportional to 159,080, 238,621.44 and 48,272 is: 72,408.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,080 : 238,621.44 = 48,272 : x
  2. Step 2: Convert to fraction form
    159,080/238,621.44 = 48,272/x
  3. Step 3: Cross multiply
    159,080x = 238,621.44 × 48,272
  4. Step 4: Simplify right side
    159,080x = 11,518,734,151.68
  5. Step 5: Solve for x
    x = 11,518,734,151.68/159,080
  6. Step 6: Final answer
    x = 72,408.44

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.