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Finding the Fourth Proportional to 173,562.89, 260,367.62 and 61,216.70

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Solution

The fourth proportional to 173,562.89, 260,367.62 and 61,216.70 is: 91,833.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,562.89 : 260,367.62 = 61,216.70 : x
  2. Step 2: Convert to fraction form
    173,562.89/260,367.62 = 61,216.70/x
  3. Step 3: Cross multiply
    173,562.89x = 260,367.62 × 61,216.70
  4. Step 4: Simplify right side
    173,562.89x = 15,938,844,875.33
  5. Step 5: Solve for x
    x = 15,938,844,875.33/173,562.89
  6. Step 6: Final answer
    x = 91,833.26

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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.