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Finding the Fourth Proportional to 159,322.32, 239,018.16 and 48,511.44

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Solution

The fourth proportional to 159,322.32, 239,018.16 and 48,511.44 is: 72,777.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,322.32 : 239,018.16 = 48,511.44 : x
  2. Step 2: Convert to fraction form
    159,322.32/239,018.16 = 48,511.44/x
  3. Step 3: Cross multiply
    159,322.32x = 239,018.16 × 48,511.44
  4. Step 4: Simplify right side
    159,322.32x = 11,595,115,127.75
  5. Step 5: Solve for x
    x = 11,595,115,127.75/159,322.32
  6. Step 6: Final answer
    x = 72,777.72

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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.