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Finding the Fourth Proportional to 119,722, 179,651.48 and 60,562.48

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Solution

The fourth proportional to 119,722, 179,651.48 and 60,562.48 is: 90,878.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,722 : 179,651.48 = 60,562.48 : x
  2. Step 2: Convert to fraction form
    119,722/179,651.48 = 60,562.48/x
  3. Step 3: Cross multiply
    119,722x = 179,651.48 × 60,562.48
  4. Step 4: Simplify right side
    119,722x = 10,880,139,164.47
  5. Step 5: Solve for x
    x = 10,880,139,164.47/119,722
  6. Step 6: Final answer
    x = 90,878.36

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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.