Home / 173,824.60-260,672.10-68,621.80

Finding the Fourth Proportional to 173,824.60, 260,672.10 and 68,621.80

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Solution

The fourth proportional to 173,824.60, 260,672.10 and 68,621.80 is: 102,907.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,824.60 : 260,672.10 = 68,621.80 : x
  2. Step 2: Convert to fraction form
    173,824.60/260,672.10 = 68,621.80/x
  3. Step 3: Cross multiply
    173,824.60x = 260,672.10 × 68,621.80
  4. Step 4: Simplify right side
    173,824.60x = 17,887,788,711.78
  5. Step 5: Solve for x
    x = 17,887,788,711.78/173,824.60
  6. Step 6: Final answer
    x = 102,907.12

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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.