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Finding the Fourth Proportional to 159,694.12, 239,537.58 and 64,924.12

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Solution

The fourth proportional to 159,694.12, 239,537.58 and 64,924.12 is: 97,384.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,694.12 : 239,537.58 = 64,924.12 : x
  2. Step 2: Convert to fraction form
    159,694.12/239,537.58 = 64,924.12/x
  3. Step 3: Cross multiply
    159,694.12x = 239,537.58 × 64,924.12
  4. Step 4: Simplify right side
    159,694.12x = 15,551,766,588.43
  5. Step 5: Solve for x
    x = 15,551,766,588.43/159,694.12
  6. Step 6: Final answer
    x = 97,384.72

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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.