Home / 173,830.20-260,639.70-68,527.80

Finding the Fourth Proportional to 173,830.20, 260,639.70 and 68,527.80

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Solution

The fourth proportional to 173,830.20, 260,639.70 and 68,527.80 is: 102,750.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,830.20 : 260,639.70 = 68,527.80 : x
  2. Step 2: Convert to fraction form
    173,830.20/260,639.70 = 68,527.80/x
  3. Step 3: Cross multiply
    173,830.20x = 260,639.70 × 68,527.80
  4. Step 4: Simplify right side
    173,830.20x = 17,861,065,233.66
  5. Step 5: Solve for x
    x = 17,861,065,233.66/173,830.20
  6. Step 6: Final answer
    x = 102,750.07

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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.