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Finding the Fourth Proportional to 159,692.72, 239,632.02 and 59,922.59

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Solution

The fourth proportional to 159,692.72, 239,632.02 and 59,922.59 is: 89,918.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,692.72 : 239,632.02 = 59,922.59 : x
  2. Step 2: Convert to fraction form
    159,692.72/239,632.02 = 59,922.59/x
  3. Step 3: Cross multiply
    159,692.72x = 239,632.02 × 59,922.59
  4. Step 4: Simplify right side
    159,692.72x = 14,359,370,087.17
  5. Step 5: Solve for x
    x = 14,359,370,087.17/159,692.72
  6. Step 6: Final answer
    x = 89,918.75

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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.