Home / 173,824.80-260,823.60-68,647.20

Finding the Fourth Proportional to 173,824.80, 260,823.60 and 68,647.20

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Solution

The fourth proportional to 173,824.80, 260,823.60 and 68,647.20 is: 103,004.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,824.80 : 260,823.60 = 68,647.20 : x
  2. Step 2: Convert to fraction form
    173,824.80/260,823.60 = 68,647.20/x
  3. Step 3: Cross multiply
    173,824.80x = 260,823.60 × 68,647.20
  4. Step 4: Simplify right side
    173,824.80x = 17,904,809,833.92
  5. Step 5: Solve for x
    x = 17,904,809,833.92/173,824.80
  6. Step 6: Final answer
    x = 103,004.92

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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.