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Finding the Fourth Proportional to 159,776.01, 239,631.82 and 58,539.58

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Solution

The fourth proportional to 159,776.01, 239,631.82 and 58,539.58 is: 87,797.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,776.01 : 239,631.82 = 58,539.58 : x
  2. Step 2: Convert to fraction form
    159,776.01/239,631.82 = 58,539.58/x
  3. Step 3: Cross multiply
    159,776.01x = 239,631.82 × 58,539.58
  4. Step 4: Simplify right side
    159,776.01x = 14,027,945,352.01
  5. Step 5: Solve for x
    x = 14,027,945,352.01/159,776.01
  6. Step 6: Final answer
    x = 87,797.57

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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.