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Finding the Fourth Proportional to 159,606.74, 239,464.79 and 54,499.52

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Solution

The fourth proportional to 159,606.74, 239,464.79 and 54,499.52 is: 81,767.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,606.74 : 239,464.79 = 54,499.52 : x
  2. Step 2: Convert to fraction form
    159,606.74/239,464.79 = 54,499.52/x
  3. Step 3: Cross multiply
    159,606.74x = 239,464.79 × 54,499.52
  4. Step 4: Simplify right side
    159,606.74x = 13,050,716,111.90
  5. Step 5: Solve for x
    x = 13,050,716,111.90/159,606.74
  6. Step 6: Final answer
    x = 81,767.95

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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.