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Finding the Fourth Proportional to 159,762.67, 239,767.94 and 60,013.60

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Solution

The fourth proportional to 159,762.67, 239,767.94 and 60,013.60 is: 90,066.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,762.67 : 239,767.94 = 60,013.60 : x
  2. Step 2: Convert to fraction form
    159,762.67/239,767.94 = 60,013.60/x
  3. Step 3: Cross multiply
    159,762.67x = 239,767.94 × 60,013.60
  4. Step 4: Simplify right side
    159,762.67x = 14,389,337,243.98
  5. Step 5: Solve for x
    x = 14,389,337,243.98/159,762.67
  6. Step 6: Final answer
    x = 90,066.96

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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.